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Bicheng Ding

CC Citic Dicastal Co.: 1 patents #218 of 382Top 60%
Overall (All Time): #2,856,892 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
10286457 Four-directional drilling machine Jinling Yang, Li Yang, Yingfeng Wang, Jiansheng Wang, Yongwang Zhao 2019-05-14