Seiji Usami

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Iwaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermoplastic resin composition comprising a rigid thermoplastic re...
- Patent number 4,229,549
- Issue date Oct 21, 1980
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Seiji Usami
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...