ALEXANDRIA, Va., Oct. 8 -- United States Patent no. D1,097,389, issued on Oct. 7, was assigned to Karcher North America Inc. (Aurora, Colo.).
"Pressure washer" was invented by Gerardo Vazquez Hernandez (San Nicolas de los Garza, Mexico), Eddy Diaz Flores (China, Mexico) and Carlos Ramirez Gonzalez (Guadalupe, Mexico).
The patent was filed on Nov. 9, 2023, under Application No. D/916,234.
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