Tsan-Zan Yam

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Xinzhuang City, TW

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Patents Applicationslast 30 patents

Information Patent Application
Method for making miniature tri-blade drill and structure of the same
- Publication number 20060115338
- Publication date Jun 1, 2006
- Tsan-Zan Yam
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR