Hitoshi Harada

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Nishio, JP

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Patents Grantslast 30 patents

Information Patent Grant
Zig zag filter element
- Patent number 4,738,778
- Issue date Apr 19, 1988
- Nippon Denso Co., Ltd.
- Yoshihiro Taki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL