QY

Qinghe Yu

📍 Chaozhou, CN: #44 of 92 inventorsTop 50%
Overall (All Time): #2,571,479 of 4,157,543Top 65%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11597566 Seal box with good sealing effect and easy to open 2023-03-07