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Porous sheet material and its production
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Patent number 4,072,773
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Issue date Feb 7, 1978
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Kuraray Co., Ltd.
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Osamu Fukushima
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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Method of making sheet material
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Patent number 4,028,161
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Issue date Jun 7, 1977
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Kuraray Co., Ltd.
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Osamu Fukushima
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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Sheet material
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Patent number 4,018,954
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Issue date Apr 19, 1977
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Kuraray Co., Ltd.
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Osamu Fukushima
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...