ALEXANDRIA, Va., Jan. 20 -- United States Patent no. D1,109,689, issued on Jan. 20, was assigned to Vector Products Inc. (Boca Raton, Fla.).
"Battery charger" was invented by Ling To Shum (Boca Raton, Fla.) and Joseph Blaine Cooper (East Boston, Mass.).
The patent was filed on Nov. 20, 2023, under Application No. D/917,430.
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