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| Fri 14 Aug 2026
Beijing, Aug. 14 -- Tianjin Research Institute For Water Transp Engineering Co Ltd has received a patent for Rotary Navigation Mark Indicating Lamp. This invention was developed by Liu Yixuan, Kan Dongjie, Wu Jiabin, Li Shuo, Li Xiaoning, Ma Xiaoxue, Zhang Zhe, Zhu Hongwei, Dai Chao and Zhang Helu.
The patent application numb..