ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,140,093, issued on Aug. 4, was assigned to O Beton NV (Rumbeke, Belgium).
"Prefabricated basement" was invented by Gerdi Vankeirsbilck (Rumbeke, Belgium).
The patent was filed on Sept. 29, 2023, under Application No. D/913,391.
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