Thanh Van Nguyen

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Sacramento, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Wall clock with perpetual calendar mechanism
- Patent number 9,323,224
- Issue date Apr 26, 2016
- Thanh Van Nguyen
- G04 - HOROLOGY

Patents Applicationslast 30 patents

Information Patent Application
WALL CLOCK WITH PERPETUAL CALENDAR MECHANISM
- Publication number 20130329531
- Publication date Dec 12, 2013
- Thanh Van Nguyen
- G04 - HOROLOGY