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Press molding of thermoplastic resins
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Patent number 5,700,416
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Issue date Dec 23, 1997
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Sumitomo Chemical Company, Limited
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Shohei Masui
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method of manufacturing a laminated body
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Patent number 5,238,640
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Issue date Aug 24, 1993
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Sumitomo Chemical Co., Limited
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Shohei Masui
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method of manufacturing a laminated body
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Patent number 5,223,201
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Issue date Jun 29, 1993
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Sumitomo Chemical Company
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Shohei Masui
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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