Chi Leung Lai

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Chai Wan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Electrical switch
- Patent number 7,468,492
- Issue date Dec 23, 2008
- Defond Components Limited
- Chi Leung Lai
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRICAL SWITCH
- Publication number 20080053804
- Publication date Mar 6, 2008
- DEFOND COMPONENTS LIMITED
- Chi Leung Lai
- H01 - BASIC ELECTRIC ELEMENTS