Resource Type

Month

Winch Attachment (open access)

Winch Attachment

Patent for an improved automobile winch attachment.
Date: April 22, 1919
Creator: Bush, E. E.
System: The Portal to Texas History
Shell. (open access)

Shell.

Patent for improvements to explosive projectile shells. Provides a shell adapted to contain gas and high explosives with constructed multi-layered shells with the intent to inflict as much damage as possible.
Date: April 29, 1919
Creator: Aoughsten, Richard G. & Aoughsten, Otto L.
System: The Portal to Texas History