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Tao Fengbai — 1 Patent

Overall (All Time): #3,954,995 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4755700 Variable speed AC motor Tian Yongning 1988-07-05

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