Jianchu Huang

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Zhuji, CN

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Patents Grantslast 30 patents

Information Patent Grant
External circular polisher with double polishing wheels
- Patent number 9,333,614
- Issue date May 10, 2016
- HAMMER ELECTRIC POWER TOOLS CO., LTD
- Jianchu Huang
- B24 - GRINDING POLISHING
Information Patent Grant
Counter-rotating polisher
- Patent number 8,894,470
- Issue date Nov 25, 2014
- Hammer Electric Power Tools Co., Ltd.
- Jianchu Huang
- B24 - GRINDING POLISHING
Information Patent Grant
Counter-rotating polisher
- Patent number 8,662,965
- Issue date Mar 4, 2014
- Hammer Electric Power Tools Co., Ltd.
- Jianchu Huang
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
External circular polisher with double polishing wheels
- Publication number 20150183075
- Publication date Jul 2, 2015
- HAMMER ELECTRIC POWER TOOLS CO., LTD.
- Jianchu Huang
- B24 - GRINDING POLISHING
Information Patent Application
Counter-rotating polisher
- Publication number 20140080390
- Publication date Mar 20, 2014
- HAMMER ELECTRIC POWER TOOLS CO., LTD
- Jianchu Huang
- B24 - GRINDING POLISHING
Information Patent Application
Counter-rotating polisher
- Publication number 20120088442
- Publication date Apr 12, 2012
- Hammer Electronic Power Tools, Co., Ltd.
- Jianchu Huang
- B24 - GRINDING POLISHING