Resource Type

Automobile-Signal. (open access)

Automobile-Signal.

Patent for a door-mounted automobile turn signal that swings out on an arm to appear at a right angle to the vehicle and is operated by the driver's knee or elbow. The signal is illuminated by an electric lamp and sounds the car horn when deployed.
Date: August 31, 1920
Creator: Carnes, Sam D.
System: The Portal to Texas History
Tire-Casing. (open access)

Tire-Casing.

Patent for a new type of puncture-proof tire casing.
Date: August 31, 1920
Creator: Anderson, Arthur V. & Morgan, Alfred M.
System: The Portal to Texas History
General-Delivery Post-Office Cabinet. (open access)

General-Delivery Post-Office Cabinet.

Patent for a postal mail cabinet in which the arrangement of the compartments can be adjusted and allow for consideration of both the surname and given name of the recipient.
Date: August 31, 1920
Creator: Conine, James B.
System: The Portal to Texas History