Hiroaki Murakami

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Kitakata-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCTION OF ROUGHLY SHAPED MATERIAL FOR ENGINE PISTON
- Publication number 20120100385
- Publication date Apr 26, 2012
- Showa Denko K.K.
- Hideki Takemura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...