Liang Wang

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Hangzhou City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Labor-saving device for detection of no-load hand hoist motion
- Patent number 9,556,009
- Issue date Jan 31, 2017
- Zhejiang Huadian Equipment Testing Institute
- Rui Li
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
LABOR-SAVING DEVICE FOR DETECTION OF NO-LOAD HAND HOIST MOTION
- Publication number 20130284993
- Publication date Oct 31, 2013
- ZHEJIANG HUADIAN EQUIPMENT TESTING INSTITUTE
- Rui Li
- B66 - HOISTING LIFTING HAULING