 
                 CPC
 CPC
                     B21B37/48
 B21B37/48
                     PRIMETALS TECHNOLOGIES JAPAN, LTD.
                                    PRIMETALS TECHNOLOGIES JAPAN, LTD.
                                 Yoichi  Matsui
                                    Yoichi  Matsui
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 VDEh-Betriebsforschungsinstitut GmbH
                                    VDEh-Betriebsforschungsinstitut GmbH
                                 Gert  Mücke
                                    Gert  Mücke
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Baoshan Iron & Steel Co., Ltd.
                                    Baoshan Iron & Steel Co., Ltd.
                                 Kangjian  Wang
                                    Kangjian  Wang
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 PRIMETALS TECHNOLOGIES GERMANY GMBH
                                    PRIMETALS TECHNOLOGIES GERMANY GMBH
                                 Daniel  Kotzian
                                    Daniel  Kotzian
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Hitachi, Ltd.
                                    Hitachi, Ltd.
                                 Shinji  Nakagawa
                                    Shinji  Nakagawa
                                 G06 - COMPUTING CALCULATING COUNTING
                                    G06 - COMPUTING CALCULATING COUNTING
                                 PRIMETALS TECHNOLOGIES GERMANY GMBH
                                    PRIMETALS TECHNOLOGIES GERMANY GMBH
                                 Ansgar  Grüss
                                    Ansgar  Grüss
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 PRIMETALS TECHNOLOGIES GERMANY GMBH
                                    PRIMETALS TECHNOLOGIES GERMANY GMBH
                                 Daniel  Kotzian
                                    Daniel  Kotzian
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
                                    TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
                                 Shinichi  Morita
                                    Shinichi  Morita
                                 C21 - METALLURGY OF IRON
                                    C21 - METALLURGY OF IRON
                                 Novelis Inc.
                                    Novelis Inc.
                                 Rodger  Brown
                                    Rodger  Brown
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 PRIMETALS TECHNOLOGIES AUSTRIA GMBH
                                    PRIMETALS TECHNOLOGIES AUSTRIA GMBH
                                 Günter  Karner
                                    Günter  Karner
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Danieli Automation SpA
                                    Danieli Automation SpA
                                 Ferruccio  Della Vedova
                                    Ferruccio  Della Vedova
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 BWG Bergwerk-Und Walzwerk-Maschinenbau GmbH
                                    BWG Bergwerk-Und Walzwerk-Maschinenbau GmbH
                                 Andreas  Noe
                                    Andreas  Noe
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 SMS GROUP GMBH
                                    SMS GROUP GMBH
                                 Andreas  Ritter
                                    Andreas  Ritter
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 PRIMETALS TECHNOLOGIES JAPAN, LTD.
                                    PRIMETALS TECHNOLOGIES JAPAN, LTD.
                                 Shinichi  Kaga
                                    Shinichi  Kaga
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 PRIMETALS TECHNOLOGIES JAPAN, LTD.
                                    PRIMETALS TECHNOLOGIES JAPAN, LTD.
                                 Shinichi  Kaga
                                    Shinichi  Kaga
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Siemens Aktiengesellschaft
                                    Siemens Aktiengesellschaft
                                 Berthold  Botta
                                    Berthold  Botta
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Nippon Light Metal Company, Ltd.
                                    Nippon Light Metal Company, Ltd.
                                 Isao  Shikine
                                    Isao  Shikine
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Siemens Aktiengesellschaft
                                    Siemens Aktiengesellschaft
                                 Hans-Joachim  Felkl
                                    Hans-Joachim  Felkl
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 NIPPON LIGHT METAL COMPANY, LTD.
                                    NIPPON LIGHT METAL COMPANY, LTD.
                                 Isao  Shikine
                                    Isao  Shikine
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Siemens Aktiengesellschaft
                                    Siemens Aktiengesellschaft
                                 Reinhard  Meissen
                                    Reinhard  Meissen
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 SMS Siemag Aktiengesellschaft
                                    SMS Siemag Aktiengesellschaft
                                 Peter  Sudau
                                    Peter  Sudau
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Muhr und Bender KG
                                    Muhr und Bender KG
                                 Andreas  Hauger
                                    Andreas  Hauger
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Novelis, Inc.
                                    Novelis, Inc.
                                 Thomas William Dashwood  Farley
                                    Thomas William Dashwood  Farley
                                 B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
                                    B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
                                 Haruna Co., Ltd.
                                    Haruna Co., Ltd.
                                 Tsuyoshi  Asano
                                    Tsuyoshi  Asano
                                 C21 - METALLURGY OF IRON
                                    C21 - METALLURGY OF IRON
                                 Castrip LLC
                                    Castrip LLC
                                 John Albert  Ziegelaar
                                    John Albert  Ziegelaar
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Voest-Alpine Industrieanlagenbau GmbH & Co.
                                    Voest-Alpine Industrieanlagenbau GmbH & Co.
                                 Gerald  Hohenbichler
                                    Gerald  Hohenbichler
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 David Teng  Pong
                                    David Teng  Pong
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Betriebsforschungsinstitut VDEh-Institut fur angewandte Forschung GmbH
                                    Betriebsforschungsinstitut VDEh-Institut fur angewandte Forschung GmbH
                                 Gert  Mucke
                                    Gert  Mucke
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 VAI Industries (UK) Limited
                                    VAI Industries (UK) Limited
                                 Michael  Clark
                                    Michael  Clark
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Siemens Aktiengesellschaft
                                    Siemens Aktiengesellschaft
                                 Dietrich  Wohld
                                    Dietrich  Wohld
                                 B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 NIPPON STEEL CORPORATION
                                    NIPPON STEEL CORPORATION
                                 Kenji  SORAO
                                    Kenji  SORAO
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 PRIMETALS TECHNOLOGIES JAPAN, LTD.
                                    PRIMETALS TECHNOLOGIES JAPAN, LTD.
                                 Yoichi  MATSUI
                                    Yoichi  MATSUI
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 VDEH-Betriebsforschungsinstitut GmbH
                                    VDEH-Betriebsforschungsinstitut GmbH
                                 Gert  Mücke
                                    Gert  Mücke
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Baoshan Iron & Steel Co., Ltd
                                    Baoshan Iron & Steel Co., Ltd
                                 Kangjian  WANG
                                    Kangjian  WANG
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 PRIMETALS TECHNOLOGIES GERMANY GMBH
                                    PRIMETALS TECHNOLOGIES GERMANY GMBH
                                 Daniel  KOTZIAN
                                    Daniel  KOTZIAN
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Primetals Technologies USA LLC
                                    Primetals Technologies USA LLC
                                 Paul  Riches
                                    Paul  Riches
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEM CORPORATION
                                    TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEM CORPORATION
                                 Shinichi  MORITA
                                    Shinichi  MORITA
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Novelis Inc.
                                    Novelis Inc.
                                 Rodger  Brown
                                    Rodger  Brown
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 SMS SIEMAG AG
                                    SMS SIEMAG AG
                                 Andreas  Ritter
                                    Andreas  Ritter
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 SIEMENS VAI METALS TECHNOLOGIES GMBH
                                    SIEMENS VAI METALS TECHNOLOGIES GMBH
                                 Günter  Karner
                                    Günter  Karner
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 DANIELI AUTOMATION SPA
                                    DANIELI AUTOMATION SPA
                                 Ferruccio  Della Vedova
                                    Ferruccio  Della Vedova
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 NIPPON LIGHT METAL COMPANY, LTD.
                                    NIPPON LIGHT METAL COMPANY, LTD.
                                 Isao  SHIKINE
                                    Isao  SHIKINE
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Hans-Joachim  Felkl
                                    Hans-Joachim  Felkl
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Reinhard  Meissen
                                    Reinhard  Meissen
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Berthold  Botta
                                    Berthold  Botta
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Mitsubishi-Hitachi Metals Machinery, Inc.
                                    Mitsubishi-Hitachi Metals Machinery, Inc.
                                 Shinichi  Kaga
                                    Shinichi  Kaga
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Berthold  Botta
                                    Berthold  Botta
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Isao  Shikine
                                    Isao  Shikine
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Peter  Sudau
                                    Peter  Sudau
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Hans-Joachim  Felkl
                                    Hans-Joachim  Felkl
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Olaf Norman Jepsen
                                    Olaf Norman Jepsen
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 UNIVERSITY OF PITTSBURGH OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION
                                    UNIVERSITY OF PITTSBURGH OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION
                                 John  Pittner
                                    John  Pittner
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Voest-Alpine Industrieanlagenbau GmbH & Co.
                                    Voest-Alpine Industrieanlagenbau GmbH & Co.
                                 Gerald  Hohenbichler
                                    Gerald  Hohenbichler
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 David Teng Pong
                                    David Teng Pong
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Gerald  Hohenbichler
                                    Gerald  Hohenbichler
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Andreas  Hauger
                                    Andreas  Hauger
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Udo  Brockes
                                    Udo  Brockes
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Tsuyoshi  Asano
                                    Tsuyoshi  Asano
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 Thomas William Dashwood Farley
                                    Thomas William Dashwood Farley
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 John Albert Ziegelaar
                                    John Albert Ziegelaar
                                 B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...