INTERNATIONAL PATENT: CHANGZHOU CRRC RUTAI EQUIPMENT TECHNOLOGY CO.,LTD., 常州中车瑞泰装备科技有限公司, CRRC QISHUYAN INSTITUTE CO., LTD., 中车戚墅堰机车车辆工艺研究所股份有限公司 FILES APPLICATION FOR "TAMPING DEVICE FOR EXCAVATOR PLATFORM AND EXCAVATOR EQUIPPED WITH TAMPING DEVICE"
GENEVA, May 9 -- CHANGZHOU CRRC RUTAI EQUIPMENT TECHNOLOGY CO.,LTD. (No. 99, Wuyi Road,Changzhou, Jiangsu 213011), 常州中车瑞泰装备科技有限公司 (中国江苏省常州市五一路99号), CRRC QISHUYAN INSTITUTE CO., LTD. (No. 258, Wuyi Road,Changzhou, Jiangsu 213011), 中车戚墅堰机车车辆工艺研究所股份有限公司 (中国江苏省常州市五一路258号) filed a patent application (PCT/CN2025/103848) for "TAMPING DEVICE FOR EXCA...
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