Abrading Element For Tire-Patch Containers, patent, January 4, 1921; (https://texashistory.unt.edu/ark:/67531/metapth1257380/m1/1/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Abrading Element For Tire-Patch Containers, patent, January 4, 1921; (https://texashistory.unt.edu/ark:/67531/metapth1257380/m1/1/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .