Hitoshi Kawamoto

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Patents Grantslast 30 patents

Information Patent Grant
Copolyester and polyester film having said copolyester as subbing l...
- Patent number 4,978,740
- Issue date Dec 18, 1990
- Kanebo, Ltd.
- Hitoshi Kawamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...