Construction
| Wed 19 Aug 2026
Beijing, Aug. 19 -- State Intellectual Property Office of China has awarded a patent to Beijing Municipal Construction for Warning Device for Bridge Repair. Hou Yongqing, Wang Yuntong, Liu Yu, Sun Hao, Wang Feng, Wang Naiyi, Wang Qingzhou, Ge Qingli, Zhao Tong, Zhao Shuai, Wu Wenhao, Liu Quan, Wang Xianmin, Lu Shuzhuang, Du Xuej..