Youyuan Chen

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Jiangsu, CN

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Patents Applicationslast 30 patents

Information Patent Application
Non-Cylinder Shear Jack Handle and Elastic Connecting Device
- Publication number 20090314124
- Publication date Dec 24, 2009
- CHANGSHU TONGRUN AUTO ACCESSORY CO., LTD.
- Yi Zhou
- B66 - HOISTING LIFTING HAULING
Information Patent Application
KIND OF LIGHTING SET FOR THE FLOOR JACK
- Publication number 20090296380
- Publication date Dec 3, 2009
- CHANGSHU TONGRUN AUTO ACCESSORY CO., LTD.
- Min Shen
- B66 - HOISTING LIFTING HAULING
Information Patent Application
KIND OF OPERATING HANDLE'S LINK SET FOR THE JACK
- Publication number 20090245932
- Publication date Oct 1, 2009
- CHANGSHU TONGRUN AUTO ACCESSORY CO., LTD.
- Zhenhua Zhu
- B66 - HOISTING LIFTING HAULING