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Pump

Description: Patent for a pump whereby for use with deep wells. Pump uses relate to oil, water, sand and other articles. Illustration included.
Date: January 1, 1907
Creator: Butler, Thomas
Partner: UNT Libraries Government Documents Department

Rail-Joint.

Description: Patent for improvements to the joints for railway rails to prevent "bumping of the wheels against the ends of rails and the cross ties adjacent to the joints" (lines 16-18) including illustrations.
Date: January 21, 1908
Creator: Adams, Powell O.
Partner: UNT Libraries Government Documents Department

Cotton-Gin

Description: Patent for a cotton gin which uses air blasts to clear cotton from the saws of the gin. Illustrations included.
Date: January 26, 1909
Creator: Lumpkin, Robert B.
Partner: UNT Libraries Government Documents Department

Cultivator Hopple

Description: Patent for a cultivator hopple. The hopple is a device for shifting beams of cultivators for the purpose of adjusting plows. Illustrations included.
Date: January 1, 1907
Creator: Cowart, Stephen A.
Partner: UNT Libraries Government Documents Department

Cultivator Hopple

Description: Patent for a cultivator hopple. This invention is for setting the plows of cultivators at suitable distances apart. Illustration included.
Date: January 22, 1907
Creator: Reeves, William H.
Partner: UNT Libraries Government Documents Department

Saw Tester

Description: Patent for a device that tests and trains saws for cotton gins. Detects cups and kinks in the saw and prevent the saw from being burned.
Date: January 2, 1912
Creator: Cass, Thomas M.
Partner: UNT Libraries Government Documents Department

Cotton Chopper

Description: Patent for a cotton chopper. This invention is designed to mounted on a cultivator carriage. It also provides detachable devices by which the cotton chopping mechanism. Illustration included.
Date: January 1, 1907
Creator: Cowart, Stephen A.
Partner: UNT Libraries Government Documents Department

Electric Switch For Street-Railways.

Description: Patent for an electric switch for street railways. This invention allows for the operation of switches of the track from the car, so the operator can turn the switches without stopping the car.
Date: January 30, 1906
Creator: Posey, James A.
Partner: UNT Libraries Government Documents Department

Semaphore.

Description: Patent for a semaphore with an enclosure for the operating gearing in signaling devices for railway trains. It incloses the operating gearing so that ice does not interfere with its operation and water does not touch the gearing.
Date: January 16, 1912
Creator: Van Zandt, Luther H.
Partner: UNT Libraries Government Documents Department

Boltless Fish and Bed Plate for Railway Rails

Description: Patent for "fish-plates and bed-plates so constructed that rails can be secured in place without the necessity of making holes in the ends of the rails [...]; and the object is to simplify rail-joints and make the ends of the abutting rails stronger and to repair broken rails" (lines 10-17).
Date: January 13, 1903
Creator: Crawford, William, R.
Partner: UNT Libraries Government Documents Department

Air-Cycle

Description: Patent for an air cycle that allows a person to fly by pedaling. Illustrations included.
Date: January 9, 1912
Creator: Price, Joseph H.
Partner: UNT Libraries Government Documents Department
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