Ratchet Wrench Drill Attachment
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2024-12-10
ALEXANDRIA, Virginia, Dec. 10 -- Two inventors, Sergio A. Ortiz Medrano, Birmingham, Alabama, and Omar Zapata, Birmingham, Alabama, have been awarded a patent (No. US 12162121 B1, initially filed Sept. 30, 2021) for "Ratchet wrench drill attachment." . . .