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Chengmin Chen

📍 Fujian, CN: #833 of 1,685 inventorsTop 50%
Overall (All Time): #4,146,807 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10465927 Constant water level humidifier Zhong Huang, Shun'an Huang 2019-11-05