Chui Fong LAU

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HONG KONG, HK

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Patents Grantslast 30 patents

Information Patent Grant
Junction structure for lowering lighting using unmanned aerial vehicle
- Patent number 10,976,037
- Issue date Apr 13, 2021
- Chun Yee Lee
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

Information Patent Application
JUNCTION STRUCTURE FOR LOWERING LIGHTING USING UNMANNED AERIAL VEHICLE
- Publication number 20190383476
- Publication date Dec 19, 2019
- Chun Yee LEE
- F21 - LIGHTING