Casing-Pulling Device.
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Casing-Pulling Device., patent, 192X; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth1258057/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.