HZ

Haian Zheng

📍 Jing County, CN: #38 of 78 inventorsTop 50%
Overall (All Time): #2,705,757 of 4,157,543Top 70%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D908287 Back scratcher — 2021-01-19