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Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design is of a car-coupling with a bumper having recesses and slots, "having [a] lip and transverse inner wall, the hook pivoted therein, the bumper, the stirrup suspended beneath the bumper, vertical rods or connections, levers pivoted in suitable bearings on the car-roof, locking-plate, and the [additional] levers" (lines 1-6).
Date: February 20, 1883
Creator: Hawkins, William A. & Hawkins, Charlie S.
Partner: UNT Libraries Government Documents Department

Gate

Description: Patent for a gate. Illustration included.
Date: June 20, 1905
Creator: Connolly, Peter H.
Partner: UNT Libraries Government Documents Department

Harvester

Description: Patent for a harvester. Illustrations included.
Date: September 20, 1904
Creator: Claunch, Jeremiah Cyrus
Partner: UNT Libraries Government Documents Department

Harrow Attachment for Cultivators.

Description: Patent for a harrow attachment that permits the attachment to be held with its teeth disposed in any desired relation to the cultivator.
Date: February 20, 1912
Creator: Wynne, Robert S.
Partner: UNT Libraries Government Documents Department

Electric Switch Throwing Device

Description: Patent for an electric switch throwing device. The invention provides a method of operating the switches of the track so that the motorman can turn switches of the track without stopping the train car. Illustration included.
Date: November 20, 1906
Creator: Posey, James A.
Partner: UNT Libraries Government Documents Department
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