CF

Chenchen FEI

Overall (All Time): #2,499,901 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11987966 Portable pipe dredging machine and dredging method Hongwu XIE 2024-05-21