Metal & Mining
| Mon 31 Aug 2026
Beijing, Sept. 1 -- Beijing Power Trans and Distribution Co Ltd has secured a patent on Perimeter Positioning Device and System. Guo Zaifu, Fan Weijie, Wang Zhen, Sun Zhenyu, Wang Ge, Xiao Chunbao, Zhao Guohang, Sun Shanshan, Wu Shuliang, Li Yiwei and Liu Lianfu developed the invention.
The patent application number is CN2024..