Junguo Chen

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Yichang, CN

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Patents Grantslast 30 patents

Information Patent Grant
One-step groove forming device and method for oblique crossing of r...
- Patent number 9,505,143
- Issue date Nov 29, 2016
- YICHANG TIAN HONG TECHNOLOGY CO., LTD.
- Jinhua Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
One-Step Groove Forming Device and Method for Oblique Crossing of R...
- Publication number 20140352516
- Publication date Dec 4, 2014
- YICHANG TIAN HONG TECHNOLOGY CO., LTD.
- Jinhua Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS