12 Utility Patents
#3,750 in Beijing
#10,425 in China
#327,270 in the World
Forward Citations = 8
Company Filing History:

Institute of Geology and Geophysics
Institute of Geology and Geophysics, Cas
4. 1 out of 439

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#3,750 in Beijing
#10,425 in China
#327,270 in the World
Company Filing History:


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