Minoru Ozawa

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Naha, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of suppressing the rise in surface temperature of heating tu...
- Patent number 4,220,519
- Issue date Sep 2, 1980
- Nippon Petroleum Refining Company, Limited
- Kohei Fujita
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...