Optics & Imaging
| Tue 26 May 2026
Beijing, May 26 -- Kunming Power Supply Bureau Yunnan Power Grid has sought patent for Method and Device for Identifying Electric Power Communication Optical Cable. This invention was developed by Yang Jun, Tian Zhijun, Wang Yuandong, He Linhong, Li Hui, Zhang Guowu, Zhu Qing, Cheng Tao, Yan Lingkun, Mei Hui, Liu Ruijun, Yang Zh..