DH

Dayun He

Overall (2021): #484,430 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11052453 Riveting tool chuck and riveting tool Fengli Liu, Fuhua Qiu, Xiangteng Yao, Lingyun Yang, Yong Guo +2 more 2021-07-06