Hisao Usami

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Izumi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Copolymer latex and its production
- Patent number 4,381,365
- Issue date Apr 26, 1983
- Sumitomo Naugatuck Co., Ltd.
- Saburo Mishiba
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE