JF

Jincheng Fan

CT China University Of Mining And Technology: 1 patents #288 of 815Top 40%
Overall (All Time): #2,828,528 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10844717 Mechanical constant-resistance single prop continuous prop lifting pre-tightening device and method Yanlong Chen, Hai Pu, Feng Ju, Kai Zhang, Yu Wu +4 more 2020-11-24