Electrical
| Fri 01 May 2026
Beijing, May 1 -- Shanghai Pinggao Tianling Switch Co Ltd and Henan Pinggao Electric have sought patent for Contact Buffer Structure of Three-position Switch. This invention was developed by Feng Xiangwei, Zhang Jiafei, Lu Jian, Wang Haiyan, Qian Lixiao, Zhu Zhihao, Pan Jian, Li Junhui, Cao Yefei, Liu Zili, Sun Henan, Guo Feng, ..