John Liu

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Daya Township, TW

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Patents Grantslast 30 patents

Information Patent Grant
Belt oscillating apparatus of belt sander
- Patent number 7,238,094
- Issue date Jul 3, 2007
- John Liu
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Belt oscillating apparatus of belt sander
- Publication number 20070032181
- Publication date Feb 8, 2007
- John Liu
- B24 - GRINDING POLISHING