Isao Harigae

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Oyama-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR DRAWING METAL TUBE
- Publication number 20120198901
- Publication date Aug 9, 2012
- Showa Denko K.K.
- Manabu Yamamoto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...