ALEXANDRIA, Va., Nov. 11 -- United States Patent no. D1,101,975, issued on Nov. 11, was assigned to Westblock Systems Inc. (Lake Forest Park, Wash.).
"Wall block" was invented by Eric Hammer (Antioch, Tenn.) and James E. Hammer (Lake Forest Park, Wash.).
The patent was filed on Nov. 20, 2024, under Application No. D/974,157.
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