ALEXANDRIA, Va., Sept. 17 -- United States Patent no. D1,093,428, issued on Sept. 16.
"Propeller for ships" was invented by Youquan Yuan (Guangdong, China), Zeyuan Xuan (Guangdong, China) and Qiang Wang (Guangdong, China).
The patent was filed on Oct. 16, 2023, under Application No. D/522,712.
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