ALEXANDRIA, Va., Feb. 17 -- United States Patent no. D1,114,169, issued on Feb. 17, was assigned to Pack1Pro LLC (Bridgeport, Mich.).
"Backpack sprayer" was invented by John Bunnell (Essexville, Mich.) and Mark Wolinski (Frankenmuth, Mich.).
The patent was filed on Sept. 1, 2022, under Application No. D/851,902.
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