Junichi Hattori

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing molded articles of ultra-high molecular weight...
- Patent number 4,876,049
- Issue date Oct 24, 1989
- Nippon Petrochemicals Co., Ltd.
- Takeo Aoyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL