Robin Zheng

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Shanghai, CN

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Patents Applicationslast 30 patents

Information Patent Application
SEMI-FULL HELICAL LUMINOUS ELECTRONIC ENERGY-SAVING LAMP
- Publication number 20080265741
- Publication date Oct 30, 2008
- CRYSTAL GREEN LIGHTING CO., LTD.
- Chun-Tsun Chen
- H01 - BASIC ELECTRIC ELEMENTS