Sheng-Hsun Hsiao

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Taipei County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus micro lapping with abrasive for polishing precision screw...
- Patent number 7,217,173
- Issue date May 15, 2007
- National Central University
- Biing-Hwa Yan
- B24 - GRINDING POLISHING