DL

Dalei Liu

Overall (All Time): #3,067,324 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9115712 Swing barrel type positive displacement pump using cross shaft joint bearing Wanxiu Shao 2015-08-25