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Die stock
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Patent number 9,925,608
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Issue date Mar 27, 2018
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Hartmetall-Werkzeugfabrik Paul Horn GmbH
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Ruediger Voege
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Screw tap
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Patent number 8,944,728
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Issue date Feb 3, 2015
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Klaus Peter Vökel
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Spiral flute tap
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Patent number 7,950,880
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Issue date May 31, 2011
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Kennametal Inc.
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Willard E. Henderer
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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-
-
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Low torque tap
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Patent number 7,144,208
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Issue date Dec 5, 2006
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Kennametal Inc.
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Willard E. Henderer
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Threading tap
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Patent number 5,487,626
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Issue date Jan 30, 1996
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Sandvik AB
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Peder Von Holst
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR