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Automatic chamfering machine
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Patent number 4,662,804
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Issue date May 5, 1987
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Kabushikigaisha Iwasa Tekkosho
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Mamoru Tokita
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Tooth-edge gear working machine
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Patent number 4,265,575
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Issue date May 5, 1981
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Carl Hurth Maschinen-und Zahnradfabrik
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Manfred Erhardt
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3875846
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Patent number 3,875,846
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Issue date Apr 8, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3818795
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Patent number 3,818,795
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Issue date Jun 25, 1974
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3498179
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Patent number 3,498,179
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Issue date Mar 3, 1970
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3285134
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Patent number 3,285,134
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Issue date Nov 15, 1966
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2993417
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Patent number 2,993,417
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Issue date Jul 25, 1961
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2697964
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Patent number 2,697,964
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Issue date Dec 28, 1954
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2296270
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Patent number 2,296,270
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Issue date Sep 22, 1942
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2276627
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Patent number 2,276,627
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Issue date Mar 17, 1942
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2271438
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Patent number 2,271,438
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Issue date Jan 27, 1942
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2254312
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Patent number 2,254,312
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Issue date Sep 2, 1941
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2201500
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Patent number 2,201,500
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Issue date May 21, 1940
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2184232
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Patent number 2,184,232
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Issue date Dec 19, 1939
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2107543
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Patent number 2,107,543
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Issue date Feb 8, 1938
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1923763
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Patent number 1,923,763
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Issue date Aug 22, 1933
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1534971
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Patent number 1,534,971
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Issue date Apr 21, 1925
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1511213
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Patent number 1,511,213
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Issue date Oct 14, 1924
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1410657
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Patent number 1,410,657
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Issue date Mar 28, 1922
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR