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Gear finishing
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Patent number 4,050,350
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Issue date Sep 27, 1977
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Lear Siegler, Inc.
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Richard W. Tersch
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Pot broach rings
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Patent number 4,038,730
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Issue date Aug 2, 1977
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Lear Siegler, Inc.
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Richard W. Tersch
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Shaving cutter for finishing gears
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Patent number 3,960,055
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Issue date Jun 1, 1976
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Lear Siegler, Inc.
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Joseph A. Psenka
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR