Aerospace
| Tue 03 Feb 2026
Beijing, Feb. 3 -- Xi'an Aerospace Propulsion Institute has submitted a patent application for Double-state Pin Puller. This invention was developed by Chen Chen, Zhu Qingyi, Wu Lianbo, Cao Yongqi, Zhang Ying, Quan Yanna, Zhang Shengyuan, Lu Jiwen, Xu Kongkong, Li Maoquan, Liu Zuochang, Guan Xingbang, Chen Shunxin and Ma Binbin...