Shuhua Duan

CC Crrc Qingdao Sifang Rolling Stock Research Institute Co.: 1 patents #35 of 138Top 30%

📍 Shandong, CN: #981 of 2,138 inventorsTop 50%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9545934	Balancing apparatus for a transition coupler	Hui Liu, Shi Liu	2017-01-17