JB

Jiechang Bai

Overall (All Time): #2,712,983 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10934127 Spindle mechanism of winding machine Fanlin Guo, Jianming Liao, Yinhua LIU 2021-03-02