Gas Compressing Pump for Ice Machines. Page: 1 of 3
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Gas Compressing Pump for Ice Machines., patent, December 25, 1888; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth171929/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.; crediting UNT Libraries Government Documents Department.