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Thread forming tool with annular ridge
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Patent number 7,114,891
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Issue date Oct 3, 2006
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Sandvik Intellectual Property AB
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Björn Håkansson
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Wood tapping machine
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Patent number 5,244,320
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Issue date Sep 14, 1993
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Jeff Lin
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Cutter for thread rolling dies
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Patent number 4,666,348
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Issue date May 19, 1987
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Colt Industries Operating Corp.
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Richard H. Corrette
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Controlled depth scoring system
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Patent number 4,248,559
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Issue date Feb 3, 1981
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Union Carbide Corporation
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Carl M. Deckenback
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3774501
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Patent number 3,774,501
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Issue date Nov 27, 1973
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3640181
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Patent number 3,640,181
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Issue date Feb 8, 1972
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3498180
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Patent number 3,498,180
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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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3112563
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Patent number 3,112,563
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Issue date Dec 3, 1963
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B60 - VEHICLES IN GENERAL
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2870686
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Patent number 2,870,686
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Issue date Jan 27, 1959
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2855664
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Patent number 2,855,664
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Issue date Oct 14, 1958
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2819621
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Patent number 2,819,621
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Issue date Jan 14, 1958
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR