Lighting
| Fri 28 Mar 2025
Beijing, March 29 -- Qingdao Huagao Graphene Tech Corp Ltd has obtained a patent for lifesaving positioning lamp holder. This invention was developed by Wang Fushan, Zhang Lingmin, Li Lu, Zhao Yang and Jiang Lin.
The patent application number is CN202323124016U 20231120. The patent publication number is CN221504788 (U). Inter..