8 Utility Patents
#4,993 in Beijing
#15,240 in China
#507,272 in the World
Forward Citations = 3
Company Filing History:


China Academy of Railway Sciences Corporation Limited
4. 1 out of 2,944

5. 1 out of 17,427

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#4,993 in Beijing
#15,240 in China
#507,272 in the World
Company Filing History:




Get your Inventor Badge Today