Fumio Yamamoto

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Nishinomiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Contact lens
- Patent number 4,684,705
- Issue date Aug 4, 1987
- Kuraray Co., Ltd.
- Fumio Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...