Device for Keeping Contents of Vessels Beneath The Surface of Liquid Therein Contained. Page: 1 of 3
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Device for Keeping Contents of Vessels Beneath The Surface of Liquid Therein Contained., patent, December 13, 1898; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth512460/m1/1/: accessed May 31, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.