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BC Beijing Zhong Ke San Huan Hi-Tech Co.: 1 patents #1 of 6Top 20%
Overall (2020): #485,036 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10714245 Method for preparing an R-T-B permanent magnet Guoan Chen, Yugang Zhao, Jin Zhang, Haojie Wang, Xuanzhang YE 2020-07-14