Tamio Yokoyama

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Kurita, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing filter for air cleaner
- Patent number 4,702,940
- Issue date Oct 27, 1987
- Nippondenso Co., Ltd.
- Toshiaki Nakayama
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL