Shenzhen Langheng Electrical Co., Ltd

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Flashlight
- Patent number D636511
- Issue date Apr 19, 2011
- Shenzhen Langheng Electrical Co., Ltd
- Liang Cen
- D26 - Lighting

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Patents Applicationslast 30 patents

Information Patent Application
MECHANICAL TURNPLATE TYPE ROTATABLY DIMMING DEVICE AND DIMMING METH...
- Publication number 20110285285
- Publication date Nov 24, 2011
- SHENZHEN LANGHENG ELECTRICAL CO., LTD.
- Liang Cen
- F21 - LIGHTING