Resource Type

Throttle for Gasolene Engines. (open access)

Throttle for Gasolene Engines.

Patent for throttling the gasoline supply of a motor which is particularly adapted for connection with automobiles or vehicles.
Date: March 28, 1916
Creator: Cardwell, Marshal C.
System: The Portal to Texas History
Mail Bag Catching and Delivering Device (open access)

Mail Bag Catching and Delivering Device

Patent for a device that will quickly exchange mail bags between a moving train and a station.
Date: November 28, 1916
Creator: Becker, Martin
System: The Portal to Texas History
Secondary Battery. (open access)

Secondary Battery.

Patent for a type of storage battery that is "simple in construction, light in weight, durable in operation, and not liable to injury or deterioration", and that can be charged easily multiple times, Patent includes instructions and an illustration.
Date: March 28, 1916
Creator: Luthy, Joseph O.
System: The Portal to Texas History
Bar Bending Appliance (open access)

Bar Bending Appliance

Patent for a bar bending appliance.
Date: November 28, 1916
Creator: Jameton, Adrian O.
System: The Portal to Texas History