ALEXANDRIA, Va., Aug. 20 -- United States Patent no. D1,088,855, issued on Aug. 19, was assigned to National Nail Corp. (Grand Rapids, Mich.).
"Screw" was invented by Todd E.A. Schwartzkopf (Hudsonville, Mich.) and Christopher M. Colyn (Grandville, Mich.).
The patent was filed on May 24, 2024, under Application No. D/944,056.
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