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Zhaoyuan Zeng

Overall (2018): #173,333 of 503,207Top 35%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9938702 Water tank-less toilet flushing system with control system thereof Yong Liu, Pugen Lin, Yingjun ZHAO, Zhanfeng Liu 2018-04-10