Wang Lee Chen Chang

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Rende Township, TW

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Patents Applicationslast 30 patents

Information Patent Application
Photochromic Composite Lens
- Publication number 20150049303
- Publication date Feb 19, 2015
- Wang Lee Chen Chang
- G02 - OPTICS
Information Patent Application
Eyeglass Frame Securement Apparatus
- Publication number 20140111762
- Publication date Apr 24, 2014
- Wang Lee Chen Chang
- G02 - OPTICS