Katsumi Kawaharajyo

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of a 7-methoxycephalosporine derivative
- Patent number 4,324,891
- Issue date Apr 13, 1982
- Meiji Seika Kaisha, Ltd.
- Katsuyoshi Iwamatsu
- C07 - ORGANIC CHEMISTRY