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Substrate holding apparatus
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Patent number 7,735,450
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Issue date Jun 15, 2010
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Ebara Corporation
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Seiji Katsuoka
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Polishing apparatus
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Patent number 7,101,255
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Issue date Sep 5, 2006
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Ebara Corporation
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Seiji Katsuoka
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B24 - GRINDING POLISHING
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Polishing apparatus
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Patent number 6,918,814
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Issue date Jul 19, 2005
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Ebara Corporation
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Seiji Katsuoka
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B24 - GRINDING POLISHING
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Polishing apparatus
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Patent number 6,629,883
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Issue date Oct 7, 2003
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Ebara Corporation
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Seiji Katsuoka
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B24 - GRINDING POLISHING