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Insert for thread cutting
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Patent number 5,059,069
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Issue date Oct 22, 1991
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Sandvik AB
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Stig E. V. Lagerberg
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Scalloped threader cutting insert
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Patent number 4,854,785
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Issue date Aug 8, 1989
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GTE Valenite Corporation
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Tony Lowe
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Thread-cutting apparatus
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Patent number 4,645,386
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Issue date Feb 24, 1987
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The Ingersoll Cutting Tool Company
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Darrel E. Smith
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Thread-cutting apparatus
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Patent number 4,531,863
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Issue date Jul 30, 1985
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The Ingersoll Cutting Tool Company
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Darrel E. Smith
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Profiled chip breaker
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Patent number 4,123,194
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Issue date Oct 31, 1978
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PMC Industries, Inc.
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Lawrence E. Cave
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR