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Reference the current page of this Patent.
Nut-Lock, patent, September 25, 1900; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth513088/m1/1/?rotate=270: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.; crediting UNT Libraries Government Documents Department.