Consumer Electronics
| Wed 12 Aug 2026
Beijing, Aug. 12 -- Offshore Oil Eng Qingdao Co has sought patent for Cold and Warm Air Blower for Ocean Engineering Construction. This invention was developed by Yuan Zhaohai, Wang Anru, Cheng Jinyi, Liu Peng, Zhang Yongwei, Li Chenlei, Li Changhua, Zhang Honggang, Zhao Huanqiang and Yu Xiuhai.
The patent application number ..