ALEXANDRIA, Va., Nov. 18 -- United States Patent no. D1,102,479, issued on Nov. 18, was assigned to GUANGDONG XIZHONGXI TECHNOLOGY Co. LTD. (Dongguan, China).
"White noise machine" was invented by Xiuhong Deng (Shaoyang, China).
The patent was filed on July 25, 2024, under Application No. D/954,051.
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