LIHANG WANG

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HEBEI, CN

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Patents Applicationslast 30 patents

Information Patent Application
DRAG REDUCTION DEVICE BETWEEN CARRIAGES OF HIGH-SPEED MULTIPLE UNITS
- Publication number 20110253002
- Publication date Oct 20, 2011
- TANGSHAN RAILWAY VEHICLE CO., LTD.
- BANGCHENG SUN
- B61 - RAILWAYS