Automatic lock.
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
Automatic lock., patent, March 24, 1924; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth859027/: accessed April 25, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.