CQ

Changfu Qiu

📍 Zhugang, CN: #3 of 8 inventorsTop 40%
Overall (All Time): #2,822,793 of 4,157,543Top 70%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10815026 Double-layer keg — 2020-10-27