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Fiber material for reinforcing plastics
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Patent number 4,786,541
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Issue date Nov 22, 1988
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Toray Industries, Inc.
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Akira Nishimura
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Fiber material for reinforcing plastics
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Patent number 4,622,254
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Issue date Nov 11, 1986
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Toray Industries, Inc.
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Akira Nishimura
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL