ALEXANDRIA, Va., Feb. 17 -- United States Patent no. D1,113,823, issued on Feb. 17, was assigned to Guangzhou Shengwei E-commerce Trading Co. Ltd. (Guangzhou, China).
"Baby sleep sound machine" was invented by Jiesheng Zheng (Guangzhou, China).
The patent was filed on Sept. 14, 2024, under Application No. D/963,082.
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