GENEVA, July 18 -- CHINA RAILWAY CONSTRUCTION HEAVY INDUSTRY CO., LTD. (No. 88, Dongqi Road, Economic andTechnological Development ZoneChangsha, Hunan 410199), 中国铁建重工集团股份有限公司 (中国湖南省长沙市经济技术开发区东七线88号) filed a patent application (PCT/CN2024/134370) for "QUICK CONNECTING DEVICE AND ANCHOR BOLT WORKING ARM" on Nov 25, 2024. With publication no. WO/2025/148532, the details related to the patent application was published on Jul 17, 2025.
Notably, the patent application was submitted under the International Patent Classi...