YF

Yong Fu

CC Crrc Qiqihar Rolling Stock Co.: 1 patents #1 of 5Top 20%
Overall (2019): #212,046 of 560,194Top 40%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10352083 Compartment and bottom door thereof Lei Yu, Shengkun Wang, Tianjun Zhao, Shuang Yang 2019-07-16