Tatsuo Ishii

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Ibaraki-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of vinyl chloride polymer
- Patent number 6,274,690
- Issue date Aug 14, 2001
- Shin-Etsu Chemical Co., Ltd.
- Shigehiro Hoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...