ZL

Zefeng LIANG

Overall (2020): #203,549 of 565,922Top 40%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10775078 Gas water heater and safety control method and system therefor Chengzhi Xue, Xianfeng Dai, Liping Shou, Guorong LIANG 2020-09-15