Ching-Chi CHAO

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Taichung City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Abrasive mesh for a powered grinding wheel
- Patent number 8,057,287
- Issue date Nov 15, 2011
- HG Tools Co., Ltd.
- Ching-Chi Chao
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Abrasive Mesh for a Powered Grinding Wheel
- Publication number 20110034115
- Publication date Feb 10, 2011
- Ching-Chi CHAO
- B24 - GRINDING POLISHING