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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

Line-Shaft Oiler

Description: Patent for improvements to line-shaft oilers to more easily oil bearings and prevent oil waste.
Date: April 2, 1918
Creator: Collins, Joseph P.
Partner: UNT Libraries Government Documents Department

Vehicle Signal

Description: Patent for a vehicle signal. Intent of signal is to improve visibility of rear vehicle turn signals.
Date: September 7, 1916
Creator: Reynolds, Rohde
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

Lubricator

Description: Patent for a lubricator "in which an atomizing fluid is mixed with the lubricant" (lines 13-14) and provides for "an improved mixing chamber" (lines 15-16) as well as "an inclined surface on which the oil is dropped" (lines 22-23) including instructions and illustrations.
Date: February 12, 1918
Creator: Hebel, John
Partner: UNT Libraries Government Documents Department

Twisting Device.

Description: Patent for a twisting machine that can tie and secure cords around bales while reducing the likelihood of slipping inside the tying machine, including illustrations.
Date: February 26, 1918
Creator: Dudley, Andrew Tilmon
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

Twister.

Description: Patent for a twister used in "twisting together the ends of the baling wires employed in forming bales of hay" (lines 10-12) including instructions and illustrations.
Date: February 26, 1918
Creator: Dudley, Andrew T.
Partner: UNT Libraries Government Documents Department

Well-Strainer.

Description: Patent for improvements to well strainers. Plugs with slats are applied throughout the pipe, making the plugs stronger and capable of enduring more strain.
Date: September 28, 1915
Creator: McEvoy, Joseph H.
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-Shooting Torpedo.

Description: Patent for "torpedoes of the type used in "shooting" wells, the object being to provide a torpedo which will be especially useful in the removal of casings from wells" (lines 9-13), such as easier removal from dry wells. Also, modifications to the hammer are noted to ensure explosion.
Date: June 25, 1918
Creator: Franklin, Henry L.
Partner: UNT Libraries Government Documents Department

Well-Screen

Description: Patent for a well-screen which is used in oil or water wells for screening out sand from the inflowing fluids
Date: February 19, 1918
Creator: Rodrigo, Henry, Sr.
Partner: UNT Libraries Government Documents Department

Locomotive Drifting-Valve.

Description: Patent for locomotive drifting valves to admit saturated steam from the boiler to the steam chamber of the valve chest and cylinders while the locomotive is running with the main steam throttle closed.
Date: January 8, 1918
Creator: Meister, Alfred A.; Surles, John W. & Boyle, Edmund F.
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

Well-Screen.

Description: Patent for a "well screen in which a maximum screening area is obtained without weakening the frame" (lines 11-13) including instructions and illustrations.
Date: July 23, 1918
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department

Machine-Gun.

Description: Patent for a machine gun, meant to have relatively few parts, that includes a belt to carry a large amount of cartridges. The machine gun "provides a structure wherein the cartridges are positively and consecutively fed to the explosion chamber" (lines 11-14).
Date: July 16, 1918
Creator: McManus, Luis M. & Warner, James Harold
Partner: UNT Libraries Government Documents Department

Lure-Conveyer

Description: Patent for a conveying lure used in dog races. Illustrations included.
Date: September 10, 1912
Creator: Smith, Owen P.
Partner: UNT Libraries Government Documents Department

Locomotive-Pedestal

Description: Patent for a locomotive pedestal. Illustrations included.
Date: January 3, 1911
Creator: McCormick, George
Partner: UNT Libraries Government Documents Department

Well Screen

Description: Patent for a well screen that is durable.
Date: December 27, 1910
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Wheel.

Description: Patent for light weight wheels for use in wheelbarrows and trucks, which are capable of handling large, heavy loads and lubricating its own hub bearings.
Date: September 26, 1911
Creator: Heibeck, John
Partner: UNT Libraries Government Documents Department

Weighing and Filling Machine

Description: Patent for a weighing and filling machine. Illustrations included.
Date: November 29, 1910
Creator: Dunkerly, Harry
Partner: UNT Libraries Government Documents Department
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