QL

Qirong Lu

ZC Zhejiang Sanou Machinery Co.: 1 patents #3 of 4Top 75%
Overall (2019): #308,189 of 560,194Top 60%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10252347 Self-locking drill chuck Wenhua Zhou 2019-04-09