Cheng-Hsiu Chen

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Hukou Township, TW

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Patents Applicationslast 30 patents

Information Patent Application
Contact lens fabrication method and tool
- Publication number 20090166905
- Publication date Jul 2, 2009
- UNICON OPTICAL CO., LTD.
- Cheng-Hsiu Chen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL