JH

Junfeng HAN

QC Qiqihar Railway Rolling Stock Co.: 1 patents #26 of 48Top 55%
Overall (All Time): #3,163,981 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8468954 Side wall and boxcar of railway wagon Yongji Zhao, Yuebin Yu, Haipeng Liu, Xin Zhang 2013-06-25