Niichiro Hasegawa

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Joetsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for the polymerization of vinyl monomers
- Patent number 4,173,696
- Issue date Nov 6, 1979
- Shin-Etsu Chemical Co., Ltd.
- Shunichi Koyanagi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...