Tung-Chi Cheng

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Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Leg support for furniture
- Patent number 6,719,252
- Issue date Apr 13, 2004
- Tung Tang Cheng
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Door lock unlockable electro-magnetically and with a key
- Patent number 5,974,912
- Issue date Nov 2, 1999
- Tung-Chi Cheng
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Engaging structure of two decorative articles
- Patent number 5,566,430
- Issue date Oct 22, 1996
- Tung-Tai Cheng
- B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents

Information Patent Application
LEG SUPPORT FOR FURNITURE
- Publication number 20040041064
- Publication date Mar 4, 2004
- Tung Tang Cheng
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...