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Wireless Break-Key

Description: Patent for a wireless break key that allows a station to just have one aerial line and prevents burn out of the machinery and injury to operators while transmitting messages faster than other wireless devices.
Date: December 31, 1912
Creator: Mobley, Grier P.
Partner: UNT Libraries Government Documents Department

Vehicle Wheel

Description: Patent for improved wheel that utilizes spring components in order to disperse the weight of the vehicle evenly.
Date: October 31, 1916
Creator: Allan, William N.
Partner: UNT Libraries Government Documents Department

Piano-Action.

Description: Patent for a simplified part that controls the rebound of the hammer on a piano.
Date: March 31, 1914
Creator: Mayor, Enoch A.
Partner: UNT Libraries Government Documents Department

Safety-Valve Mechanism for Pneumatic Tires.

Description: Patent for useful improvements on safety valve mechanism for Pneumatic Tires. This invention constructs a mechanism to control air pressure within the tire in order to prevent bursting from over charging, heating, sudden compression is avoided.
Date: January 31, 1917
Creator: Gebhardt, William C.
Partner: UNT Libraries Government Documents Department

Roller Press

Description: Patent for a roller press. This invention is designed to form round lap cotton bales. Illustrations included.
Date: January 31, 1911
Creator: Reagan, Edgar U. G.
Partner: UNT Libraries Government Documents Department

Automobile Driving Mechanism.

Description: Patent for a driving mechanism for an automobile to dispense with the usual form of transmission gearing and differential, to substitute mechanisms power devices through the medium of a suitable liquid [preferably oil], maintained at a predetermined volume, and to provide a noiseless operating mechanism.
Date: October 31, 1916
Creator: Allan, William N.
Partner: UNT Libraries Government Documents Department
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