Yasutsugu Youshimura

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Hitachi-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
Cold rolling mill and a rolling method
- Publication number 20030015010
- Publication date Jan 23, 2003
- Hitachi, Ltd.
- Yujirou Kobayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...