Liu Heng

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Taiwan, CN

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Patents Applicationslast 30 patents

Information Patent Application
System and method for an automatic door operator having a wireless...
- Publication number 20120112875
- Publication date May 10, 2012
- Liu Heng
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Motor mount assembly
- Publication number 20120110911
- Publication date May 10, 2012
- Liu Heng
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES