YS

Yankai Si

Overall (2017): #191,191 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9593805 Liquid distributing valve Daping Zhao, Jianhua Li, Lifeng Ma 2017-03-14