Katsuhiko Watanabe

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Anjo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oxygen separating member and process for producing the same
- Patent number 4,696,686
- Issue date Sep 29, 1987
- Nippondenso Co., Ltd.
- Kyohei Usami
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL