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Automatic Pipe Coupling

Description: Patent for improvement on the methods of controlling oil flow.
Date: September 2, 1919
Creator: Childs, William L.
Partner: UNT Libraries Government Documents Department

Valve Remover.

Description: Patent for "an improvement in combination tools...adapted for use with internal combustion engines...mechanism is provided for assisting in valve removing." [lines 8-14]
Date: December 2, 1919
Creator: Ingram, George W.
Partner: UNT Libraries Government Documents Department

Vehicle

Description: Patent for a vehicle that can carry heavy loads and can turn around in a small space and can turn easily on a crooked road.
Date: July 1, 1919
Creator: Menning, Otto H.
Partner: UNT Libraries Government Documents Department

Truck.

Description: Patent for a truck or hand cart useful for loading and unloading at depots. This hand cart has has a hand actuated lift for lifting objects to the height of the loading vehicle.
Date: November 17, 1919
Creator: Thomas, Theodore G.
Partner: UNT Libraries Government Documents Department

Linotype and Intertype

Description: Patent for automatic stopping of matrices.
Date: February 11, 1919
Creator: Sundstrom, Herman T.
Partner: UNT Libraries Government Documents Department

Jack.

Description: Patent for improvements in jacks used for shipbuilding. The device described is designed to aid in the processes of fastening siding to the ribs of a ship hull by first forcing the boards that form the siding close together so that they can then be secured to the hull's ribs. The improvements this jack provides is the necessary force required to closely align the boards easily and quickly before they are nailed in place. This mechanical device is lightweight, efficient and easy to repair. It ca… more
Date: July 22, 1919
Creator: Singleton, James D.
Partner: UNT Libraries Government Documents Department

Vehicle-Indicator

Description: Patent for a vehicle-indicator that is designed for use on vehicles such as automobiles, to indicate the movement of the vehicle. Other objects of this include that it alerts those around of the intended movement of the vehicle being driven.
Date: August 19, 1919
Creator: McManus, Lewis R.
Partner: UNT Libraries Government Documents Department

Load-Indicator.

Description: Patent for a Load-Indicator for tools being used in drilling a well. The indicator gives an accurate measure of the weight upon the drill, allowing operators to adjust the weight accordingly.
Date: November 25, 1919
Creator: Fletcher, Harold W.
Partner: UNT Libraries Government Documents Department

Tunneling-Machine.

Description: Patent for a tunneling machine that has the ability to easily change course and utilizes a conical shaped shell to receive loose earth and convey it towards the mouth of the tunnel. The invention also has a rotating head connected to the carrying vehicle meaning that the machine is supported and driven forward against the tunnel as it is cut away.
Date: December 30, 1919
Creator: Dana, Frank L.
Partner: UNT Libraries Government Documents Department

Well-Screen Washer and Perforator.

Description: Patent for a device that is used to wash a screen set in an oil well and perforate the pipe the screen is attached to.
Date: March 25, 1919
Creator: Wilkirson, Aaron L.
Partner: UNT Libraries Government Documents Department

Well-Boring Apparatus

Description: Patent for a new and improved well-boring apparatus that rotates a drill stem. The drill is then elevated when it is desired to unscrew the joints.
Date: September 2, 1919
Creator: Headrick, James O.
Partner: UNT Libraries Government Documents Department

Well-Screen.

Description: Patent for a well-screen formed of perforated pipes for oil production to filter sand and detritus, including illustrations.
Date: June 3, 1919
Creator: Mack, James O.
Partner: UNT Libraries Government Documents Department

Wire-Tightener.

Description: Patent for improvements in wire-tighteners with an illustration. Specifically, the patented improvement is for a "device" that can "be used for the purpose of tightening strands of wire of a wire fence" (lines 11-14).
Date: June 24, 1919
Creator: Wilson, James G.
Partner: UNT Libraries Government Documents Department

Well Capping Device.

Description: Patent for "new and useful improvements in a well capping device." [lines 9-10]
Date: December 2, 1919
Creator: Thrift, Homer C.
Partner: UNT Libraries Government Documents Department

Tractor

Description: Patent for a tractor "of the caterpillar type, having a caterpillar on each side, said caterpillars being independently driven either forwardly or reversely" (lines 11-14).
Date: July 22, 1919
Creator: Fisher, Guy B.
Partner: UNT Libraries Government Documents Department

Steam-Generating Plant

Description: Patent for improvements in steam-generating plants. The most notable change is that the boiler proper is separate from the furnace proper but still contains the water, steam, and fire tubes.
Date: March 6, 1919
Creator: Connelley, Edward
Partner: UNT Libraries Government Documents Department

Mail Delivery Apparatus

Description: Patent for improvements to mail delivery through sorting and distribution to different destinations with illustrations.
Date: December 16, 1919
Creator: Cobb, Albert C.
Partner: UNT Libraries Government Documents Department

Tool Joint

Description: Patent for a tool joint design.
Date: April 15, 1919
Creator: Fletcher, H. W.
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for a new and improved design for pumps as they are used in deep wells. New design meant to prevent sand from entering machine between the working barrel and plunger.
Date: February 1, 1919
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Process of and Apparatus for Treating Oil

Description: Patent for a process of and an apparatus for treating oil in a more efficient manner.
Date: January 7, 1919
Creator: Seibert, Frank M. & Brady, John D.
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for an improved pump valve designed for a pump for pumping oil from oil wells "which will not be affected by the fluid or gas pressure in the bore" (lines 17-18).
Date: September 30, 1919
Creator: Graf, Sydney H.
Partner: UNT Libraries Government Documents Department

Method of Operation for the Separation of Liquids.

Description: Patent for method to separate liquid through a separation device connected with an electric circuit.
Date: March 11, 1919
Creator: McKibben, Charles W.
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for a new form of pump developed by Granville A. Humason. This pump is an improvement of prior models, intended to be "adaptable for many different uses, but which will be simple and durable in structure" (lines 14-18).
Date: December 30, 1919
Creator: Humason, Granville A.
Partner: UNT Libraries Government Documents Department

Method of Separating Associated Liquids.

Description: Patent for an invention that "relates to the art of separating associated liquids" (lines 9-10).
Date: April 8, 1919
Creator: McKibben, Charles W.
Partner: UNT Libraries Government Documents Department
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