TSUNG HSING CHEN

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Dong Guan City, CN

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Patents Applicationslast 30 patents

Information Patent Application
Omni-directional Lighting LED Bulb Lamp
- Publication number 20170016581
- Publication date Jan 19, 2017
- DongGuan Bright LED Ellectronics Ltd.
- TSUNG JEN LIAW
- F21 - LIGHTING