Liang-Chin Su

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Kaohsiung Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Lockset keyway cover-up mechanism
- Patent number 6,550,298
- Issue date Apr 22, 2003
- Liang-Chin Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
LOCKSET KEYWAY COVER-UP MECHANISM
- Publication number 20030066321
- Publication date Apr 10, 2003
- Liang-Chin Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES