ALEXANDRIA, Va., Feb. 17 -- United States Patent no. D1,113,400, issued on Feb. 17, was assigned to Master Lock Co. LLC (Oak Creek, Wis.).
"Key safe" was invented by Lea Plato (Oak Creek, Wis.) and Cornelius Robert O'Rourke (Oak Creek, Wis.).
The patent was filed on May 19, 2025, under Application No. D/004,403.
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