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Dresser
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Patent number 10,894,305
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Issue date Jan 19, 2021
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Sumitomo Electric Hardmetal Corp.
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Takeshi Sato
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B24 - GRINDING POLISHING
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Centerless grinding machine
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Patent number 10,166,645
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Issue date Jan 1, 2019
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KOYO MACHINE INDUSTRIES COMPANY LIMITED
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Shizuki Sasakura
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B24 - GRINDING POLISHING
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3456392
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Patent number 3,456,392
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Issue date Jul 22, 1969
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B24 - GRINDING POLISHING
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3178857
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Patent number 3,178,857
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Issue date Apr 20, 1965
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B24 - GRINDING POLISHING