Vehicle-Spring (open access)

Vehicle-Spring

Patent for a vehicle spring that is elliptical, "whereby the upper section... may move longitudinally independent of the lower section of the spring" (lines 18-21).
Date: May 22, 1917
Creator: Plank, Samuel K.
System: The Portal to Texas History
Indicating Device for Vehicle (open access)

Indicating Device for Vehicle

Patent for a indicating device for vehicles are for providing a device of the character described designed particularly to be attached to automobiles and other similar vehicles.
Date: May 22, 1917
Creator: Nicholson, Robert M.
System: The Portal to Texas History
Darby. (open access)

Darby.

Patent for a darby with detachable extensions for use versatility and easier transport.
Date: May 22, 1917
Creator: Plank, Samuel K.
System: The Portal to Texas History