ALEXANDRIA, Va., June 18 -- United States Patent no. D1,078,970, issued on June 10, was assigned to Prolitec Inc. (Seattle).
"Air treatment appliance" was invented by Nathan Sward (Wauwatosa, Wis.) and Harold Wikel (Muskego, Wis.).
The patent was filed on June 10, 2024, under Application No. D/946,655.
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