Door-Locking Device
Creation Information
Context
Audiences
patent as a primary source within our collections. Researchers, educators, and students may find this patent useful in their work.
We've identified thisContact Us
Subjects
Mapped Locations
Door-Locking Device, patent, November 21, 1916; Washington D.C.. (https://texashistory.unt.edu/ark:/67531/metapth859749/: accessed July 5, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.; crediting UNT Libraries Government Documents Department.