Fengzhou WANG

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Qingdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Follow-up mechanism and brake caliper unit for gauge-changeable bogie
- Patent number 11,208,124
- Issue date Dec 28, 2021
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD. (CN)
- Zhen Wang
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FOLLOW-UP MECHANISM AND BRAKE CALIPER UNIT FOR GAUGE-CHANGEABLE BOGIE
- Publication number 20210331722
- Publication date Oct 28, 2021
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
- Zhen WANG
- B60 - VEHICLES IN GENERAL