RS

Ronglong Sun

Overall (2019): #291,152 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10488319 Testing apparatus for gas permeability in concrete and testing method therefor Zhongping Wang, Xiaoxu Ni, Long Zhou, Fei Cheng 2019-11-26