Automobile
| Tue 01 Apr 2025
Beijing, April 2 -- Chinese Patent for folding ladder has been issued to Beijing North Vehicle Group. This invention was developed by Li Baoyu, Li Shun, Qiang Haoyao, Wu Haopeng, Zhang Wenhua, Ren Bo, Jiang Yan, Wang Yingjie, Chen Lanying and Zhang Meihan.
The patent application number is CN20242002137U 20240102. The patent p..