ALEXANDRIA, Va., June 12 -- United States Patent no. D1,074,606, issued on May 13, was assigned to NINGBO WELL ELECTRIC APPLIANCE Co. LTD. (Ningbo, China).
"Electrical plug" was invented by Guolin Yu (Ningbo, China).
The patent was filed on Jan. 16, 2023, under Application No. D/882,499.
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