Aerospace
| Tue 23 Dec 2025
Beijing, Dec. 23 -- Sichuan Lihong Mining Eng Co Ltd has sought patent for Unmanned Aerial Vehicle Device Based on Mine Blasting. This invention was developed by Liu Rulian, Chang Jinlong, Liu Hong, Wang Donghui, Tang Zifei, Chang Jinqiao, Liu Peng, Yang Xiaohong, Zou Qiansheng and He Xuecai.
The patent application number is ..