Ping Hung Tang

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Fotan, HK

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Patents Grantslast 30 patents

Information Patent Grant
System and method for a moveable barrier operator
- Patent number 7,688,014
- Issue date Mar 30, 2010
- Ping Hung Tang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
System and method for a moveable barrier operator
- Publication number 20070247096
- Publication date Oct 25, 2007
- Ping Hung Tang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES