MS

Mingdao Sun

CC Crrc Yangtze Group Co.: 1 patents #1 of 21Top 5%
Overall (2020): #341,181 of 565,922Top 65%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10640133 Connecting rod type two-level locking device, hopper car bottom door and hopper car Chunjiang Shi, Qiangjun Jiang, Fengwei Liu, Baolei Wang, Wenliang Liu +4 more 2020-05-05