Koichi Nakayama

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Amagasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermoplastic resin composition
- Patent number 4,296,216
- Issue date Oct 20, 1981
- Sumitomo Naugatuck Co., Ltd.
- Hajime Sakano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...