ZZ

Zexin Zhou

SC Shandong Weida Machinery Co.: 1 patents #2 of 3Top 70%
Overall (2011): #117,512 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7896356 Drill chuck with two-stage gripping Guijie Li 2011-03-01