Takeshi Gocho

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Tochigi, JP

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Patents Applicationslast 30 patents

Information Patent Application
Aluminum pipe having excellent surface quality, method and apparatu...
- Publication number 20070039369
- Publication date Feb 22, 2007
- SHOWA DENKO K.K.
- Koji Iwanaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...