WEN-CHIU WU

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CHANG HUA HSIEN, TW

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Patents Grantslast 30 patents

Information Patent Grant
Knife sharpener
- Patent number 7,172,500
- Issue date Feb 6, 2007
- Wen-Chiu Wu
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
KNIFE-GRINDER
- Publication number 20130065494
- Publication date Mar 14, 2013
- WEN-CHIU WU
- B24 - GRINDING POLISHING
Information Patent Application
Seat belt device
- Publication number 20040012187
- Publication date Jan 22, 2004
- Wen-yuan Wu
- B60 - VEHICLES IN GENERAL