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Wheel hub special drilling device
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Patent number 11,331,729
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Issue date May 17, 2022
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CITIC Dicastal CO., LTD.
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Xiao Liu
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Portable drill press
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Patent number 10,239,128
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Issue date Mar 26, 2019
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Jeffry Mark Giese
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Portable drill press
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Patent number 9,555,481
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Issue date Jan 31, 2017
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Claude Ernest Nowland
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Machine tool
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Patent number 9,272,338
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Issue date Mar 1, 2016
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Mitsubishi Heavy Industries, Ltd.
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Yoshihito Fujita
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Hole drilling method and machine tool
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Patent number 9,227,251
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Issue date Jan 5, 2016
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Makino Milling Machine Co., Ltd.
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Junichi Maeda
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Deep hole processing device
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Patent number 8,777,526
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Issue date Jul 15, 2014
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Kabushiki Kaisha Toshiba
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Yasuo Nagase
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Triple gantry drilling system
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Patent number 6,254,317
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Issue date Jul 3, 2001
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Northrop Grumman Corporation
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Frank Rong-Gan Chang
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Trailer drilling machine
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Patent number 4,765,785
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Issue date Aug 23, 1988
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Ronald J. Calzone
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3507025
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Patent number 3,507,025
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Issue date Apr 21, 1970
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2671233
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Patent number 2,671,233
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Issue date Mar 9, 1954
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2564180
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Patent number 2,564,180
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Issue date Aug 14, 1951
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2167189
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Patent number 2,167,189
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Issue date Jul 25, 1939
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR