QD

Quan Dong

XC Xuzhou Heavy Machinery Co.: 1 patents #4 of 21Top 20%
Overall (2019): #307,654 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10465725 Cylinder head body, single cylinder bolt system and crane Zenghai Shan, Yongjian Deng, Chenglin Xiao, Feng Zhu 2019-11-05