ALEXANDRIA, Va., Nov. 3 -- United States Patent no. D1,156,037, issued on Nov. 3, was assigned to Caterpillar Inc. (Peoria, Ill.).
"Tool box step" was invented by Craig N. Cotterman (Fairborn, Ohio) and Bradley B. Boone (Decatur, Ill.).
The patent was filed on Aug. 24, 2023, under Application No. D/900,746.
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