Kiyonoshin Itikawa

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Otsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tetrazolylcoumarin derivatives and antiallergic compositions contai...
- Patent number 4,406,908
- Issue date Sep 27, 1983
- Kakenyaku Kako Co., Ltd.
- Tetsuo Matsuda
- C07 - ORGANIC CHEMISTRY