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Method of manufacturing cutting tool
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Patent number 11,440,147
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Issue date Sep 13, 2022
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NATIONAL UNIVERSITY CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH...
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Eiji Shamoto
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3747276
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Patent number 3,747,276
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Issue date Jul 24, 1973
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B28 - WORKING CEMENT, CLAY, OR STONE
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3460407
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Patent number 3,460,407
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Issue date Aug 12, 1969
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1455917
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Patent number 1,455,917
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Issue date May 22, 1923
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1336042
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Patent number 1,336,042
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Issue date Apr 6, 1920
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1329036
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Patent number 1,329,036
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Issue date Jan 27, 1920
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR