ALEXANDRIA, Va., Nov. 11 -- United States Patent no. D1,102,033, issued on Nov. 11, was assigned to DONGGUAN HOLYTACHI INDUSTRIAL DESIGN Co. LTD. (Dongguan, China).
"Electric nail file" was invented by Rensong Zeng (Shenzhen, China).
The patent was filed on June 6, 2024, under Application No. D/945,970.
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