Security & Protection
| Fri 28 Aug 2026
Beijing, Aug. 28 -- Chongqing Jianzhu College has received a patent for Building Fire-fighting Escape Device. This invention was developed by Jin Zhenshan, Chen Yimin, Wang Zhigang, Xu Dingcheng, Liu Liping, An Wenjuan, Liu Chao and Luo Shuyong.
The patent application number is CN202423230266U 20241226. The patent publication n..