ALEXANDRIA, Va., June 12 -- United States Patent no. D1,074,830, issued on May 13, was assigned to Shantou Dili Culture Co. Ltd. (Shantou, China).
"Bubble wand" was invented by Yanfan Chen (Shantou, China).
The patent was filed on May 18, 2023, under Application No. D/892,479.
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