Wei-Ching Lin

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Sanchong City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Manual vacuum device
- Patent number 7,757,725
- Issue date Jul 20, 2010
- Kuo-Liang Wang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
Manual vacuum device
- Publication number 20080078466
- Publication date Apr 3, 2008
- Kuo-Liang Wang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...