CZ

Congmin Zhang

GC Guangzhou Tech-Long Packaging Machinery Co.: 1 patents #1 of 3Top 35%
Overall (2020): #506,824 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10571000 Anti-rotation device for distributor inner shaft structure Huiguang Yang, Hengyi Fan 2020-02-25