Lai-Fa Chen

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Musical door lock
- Patent number 5,564,294
- Issue date Oct 15, 1996
- Lai-Fa Chen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
PRECISION BORING BAR AND NUMERICAL CONTROL BORING MACHINE USING THE...
- Publication number 20140277685
- Publication date Sep 18, 2014
- LAI-FA CHEN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR