Piston for Pneumatic Pumps. Page: 1 of 3
View a full description of this patent.
Reference the current page of this Patent.
Piston for Pneumatic Pumps., patent, March 31, 1891; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth172653/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.