RY

Ren Yanbin

📍 Wocheng, CN: #8 of 19 inventorsTop 45%
Overall (All Time): #3,769,032 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5408954 Drinker for chicken — 1995-04-25