Float-Controlled Liquid-Gaging and Cut-Off Means. Page: 2 of 4
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Float-Controlled Liquid-Gaging and Cut-Off Means., patent, June 29, 1920; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth1257052/m1/2/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.; crediting UNT Libraries Government Documents Department.