HH

Huaizhong He

NC Ningbo Dongchuan Swimming Pool Equipment Co.: 1 patents #1 of 2Top 50%
Overall (2021): #428,940 of 548,734Top 80%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11185972 Telescopic aluminum rod Hu Zhang 2021-11-30