Jinfa ZHANG

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Movable side wall and opening/closing mechanism for railroad boxcars
- Patent number 10,906,562
- Issue date Feb 2, 2021
- CRRC YANGTZE CO., LTD.
- Donghua Xu
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
MOVABLE SIDE WALL AND OPENING/CLOSING MECHANISM FOR RAILROAD BOXCARS
- Publication number 20180257673
- Publication date Sep 13, 2018
- CSR YANGZE CO., LTD.
- Donghua XU
- B61 - RAILWAYS