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Method of finishing gears
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Patent number 4,850,760
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Issue date Jul 25, 1989
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Honda Giken Kogyo Kabushiki Kaisha
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Hiromu Okunishi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2432020
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Patent number 2,432,020
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Issue date Dec 2, 1947
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2255094
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Patent number 2,255,094
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Issue date Sep 9, 1941
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1512574
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Patent number 1,512,574
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Issue date Oct 21, 1924
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR