ZS

Zhiyong Song

CC Chengdu Aircraft Industrial (Group) Co.: 1 patents #1 of 2Top 50%
Overall (2011): #117,149 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8061052 S-shape detection test piece and a detection method for detecting the precision of the numerical control milling machine Yawen Cui 2011-11-22