ALEXANDRIA, Va., June 9 -- United States Patent no. D1,072,871, issued on April 29, was assigned to Shenzhen Shiwei Industrial Co. Ltd. (Shenzhen, China).
"Wireless karaoke machine" was invented by Yanjie Qiu (Puning, China).
The patent was filed on July 1, 2024, under Application No. D/950,104.
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