Yoshimi Umemura

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Kurashiki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermoplastic polyvinyl alcohol fibers and method for producing them
- Patent number 6,552,123
- Issue date Apr 22, 2003
- Kuraray Co., Ltd.
- Takashi Katayama
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC