GENEVA, Aug. 17 -- CHINA RAILWAY BAOJI BRIDGE GROUP CO., LTD (No. 80 Qingjiang Road, Weibin DistrictBaoji, Shaanxi 721006), 中铁宝桥集团有限公司 (中国陕西省宝鸡市渭滨区清姜路80号) filed a patent application (PCT/CN2024/120966) for "ROLLER DEVICE FOR SWITCH" on Sep 25, 2024. With publication no. WO/2025/167128, the details related to the patent application was published on Aug 14, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): HU, Shuguang (No....