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CRRC QISHUYAN INSTITUTE CO., Ltd.
3 patents in portfolio
US12612015
utility
2026
Abrasive Block Mounting and Dismounting Assembly, Mounting and Dismounting Method, Wheel Tread Cleaner and Railway Vehicle
0 cites
US12454251
utility
2025
End Cover Assembly, Air Cylinder, Tread Cleaner and Railway Vehicle
0 cites
US11920669
utility
2024
Gearbox with Bearing Configuration for Rail Vehicle
0 cites