Pipe-Bending Machine. Page: 1 of 3
Reference the current page of this Patent.
Pipe-Bending Machine., patent, November 25, 1913; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth858501/m1/1/?rotate=90: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.