Tatuo Usui

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing epihalohydrin copolymer rubber
- Patent number 4,299,944
- Issue date Nov 10, 1981
- Nippon Zeon Co. Ltd.
- Akio Maeda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...