Kazuo Hayakawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Odorless polyolefin resin compositions
- Patent number 4,259,456
- Issue date Mar 31, 1981
- The Lion Fat and Oil Co., Ltd.
- Hisashi Yamada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...