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Countersink assembly
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Patent number 8,052,359
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Issue date Nov 8, 2011
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Woodworker's Supply, Inc.
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John Wirth, Jr.
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Removable countersink bit
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Patent number 8,025,466
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Issue date Sep 27, 2011
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Marty D. Hunt
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Drill countersink assembly
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Patent number 7,147,409
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Issue date Dec 12, 2006
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James L. Wienhold
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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-
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Rotating shaft tool
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Patent number 5,853,271
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Issue date Dec 29, 1998
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August Back GmbH & Co.
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Gerhard Schanz
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Drilling tool
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Patent number 5,820,318
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Issue date Oct 13, 1998
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Sandvik AB
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Ake Danielsson
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Drill with trimming attachment
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Patent number 5,211,635
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Issue date May 18, 1993
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Omi Kogyo Co., Ltd
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Takashi Omi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Valve seat refitting apparatus
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Patent number 4,930,948
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Issue date Jun 5, 1990
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William H. Bowen
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Combination drilling and skiving tool
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Patent number 4,869,625
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Issue date Sep 26, 1989
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The United States of America as represented by the United States Department o...
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William J. Stone
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Cutting attachment for boring tool
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Patent number 4,533,285
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Issue date Aug 6, 1985
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Everede Tool Company
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Charles A. Jorgensen
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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-
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Cutting tool assembly
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Patent number 4,076,443
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Issue date Feb 28, 1978
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William Halpern
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3870432
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Patent number 3,870,432
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Issue date Mar 11, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3575520
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Patent number 3,575,520
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Issue date Apr 20, 1971
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3063312
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Patent number 3,063,312
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Issue date Nov 13, 1962
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2959075
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Patent number 2,959,075
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Issue date Nov 8, 1960
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2949618
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Patent number 2,949,618
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Issue date Aug 23, 1960
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2822008
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Patent number 2,822,008
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Issue date Feb 4, 1958
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2794470
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Patent number 2,794,470
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Issue date Jun 4, 1957
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2661642
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Patent number 2,661,642
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Issue date Dec 8, 1953
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR