HV

Hai Van Do Van

📍 Hanoi, VN: #29 of 86 inventorsTop 35%
Overall (All Time): #2,989,647 of 4,157,543Top 75%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9278641 Valve for rapid inflation and deflation — 2016-03-08