ALEXANDRIA, Va., Nov. 3 -- United States Patent no. D1,156,672, issued on Nov. 3, was assigned to Werner Co. (Itasca, Ill.).
"Ladder top" was invented by Kyle G. Astor (Saegertown, Pa.) and Marc V. Marini (Elmhurst, Ill.).
The patent was filed on Dec. 13, 2024, under Application No. D/978,699.
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