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Electric Conductor

Description: Patent for electric conductor with switch cord and plug especially designed for use with multiple electrical circuits, as with a telephone switchboard.
Date: March 20, 1906
Creator: Weir, Welby D.
Partner: UNT Libraries Government Documents Department

Easel

Description: Patent for an adjustable easel.
Date: March 11, 1902
Creator: Mueller, Carl P.
Partner: UNT Libraries Government Documents Department

Mixing Plant.

Description: Patent for new mixing plants materials and procedures, "comprising novel means for handling, conveying, and mixing the several materials which constitute the feed and for accurately determining the proportion of each such materials" (lines 11-15), including instructions and illustrations.
Date: March 3, 1906
Creator: Binnings, Charles Elijah
Partner: UNT Libraries Government Documents Department

Exhaust-Controlling Valve.

Description: Patent for new exhaust-controlling valve mechanisms in steam or air engines, including illustrations.
Date: March 27, 1906
Creator: Inman, Wesley J.
Partner: UNT Libraries Government Documents Department

Ballot-Box

Description: Patent for a ballot box using black and white balls.
Date: March 4, 1902
Creator: Green, Charles D.
Partner: UNT Libraries Government Documents Department

Cotton-Gin.

Description: Patent for improvements to Cotton-Gins' brush cylinders that includes "a longitudinal tubular member having a brush cylinder cooperating therewith and which serves as a conduit for the passage of the lint cotton from the gin and also as a connecting means for the legs of the gin frame and as an end outlet for the gin, and leaving the rear of the latter unobstructed and freely accessible" (lines 13-21), including illustrations and instructions.
Date: March 3, 1914
Creator: Murray, Stephen D.
Partner: UNT Libraries Government Documents Department

Inductance Device for Wireless Electrical Signaling

Description: Patent for device to "receive messages transmitted in the form of dots, dashes or spoken words through space" (lines 16-17)
Date: March 30, 1915
Creator: Lorenz, Charley O.
Partner: UNT Libraries Government Documents Department

Sawmill Carriage Track

Description: Patent for Sawmill Carriage Track. This device allows for the logs to be held in place on a straight line while lining up for timber production.
Date: March 6, 1917
Creator: Heard, Wm. C.
Partner: UNT Libraries Government Documents Department

Picket-Fence Machine.

Description: Patent for a picket fence machine for a fence that can be built of wire where normal fence pickets are woven and spaced an equal distance apart, including illustrations and instructions.
Date: March 10, 1914
Creator: Purdy, John S.
Partner: UNT Libraries Government Documents Department

Impeller-Pump.

Description: Patent for an impeller pump with separate sections and parts that can be connected together. The line of pipe of can be withdrawn without removing the head, and there are measures to keep the liner in operative position. The patent includes instructions and illustrations.
Date: March 10, 1914
Creator: Johnston, Horace G.
Partner: UNT Libraries Government Documents Department

Evaporative Cooler.

Description: Patent for an evaporative cooler/refrigerator that is cooled by the evaporation of water with ventilating tubes to maintain the air condition in shelves. Water is adapted to move through a "cloth, flowing downwardly therethrough and being evaporated therefrom to thereby effectually cool the articles disposed within the refrigerator" (lines 28-31). This patent includes illustrations
Date: March 10, 1914
Creator: Henderson, Thomas A.
Partner: UNT Libraries Government Documents Department

Harvester

Description: Patent for device used with a harvester to head stalks of corn using an adjustable cutting mechanism.
Date: March 30, 1915
Creator: Barnett, Solomon V.
Partner: UNT Libraries Government Documents Department

Telltale Switch

Description: Patent for switch that indicates when a vacuum fails. Used for systems in "which it is desired to keep a ... uniform vacuum such as in fruit dryers, creosoting plants, surgace and jet condensing for steam plants and the like" (lines 21-25).
Date: March 23, 1915
Creator: Howland, John
Partner: UNT Libraries Government Documents Department

Safety Attachment for Locomotive-Cabs.

Description: Patent for a locomotive engine safety device involving a detachable protective carrier that releases from the engineer's cab allowing escape from the locomotive engine cab in case of danger, including illustrations.
Date: March 2, 1915
Creator: Uttz, William A.
Partner: UNT Libraries Government Documents Department

Fly-Trap

Description: Patent for Fly Trap
Date: March 27, 1917
Creator: Krueger, Samuel
Partner: UNT Libraries Government Documents Department

Fly-Trap.

Description: Patent for an improved fly-trap that effectively ensnares flies while providing an efficient method of fly disposal and easier access to the trap for cleaning, including illustrations.
Date: March 9, 1915
Creator: Crawford, James
Partner: UNT Libraries Government Documents Department

Can Spout.

Description: Patent for "new and useful improvements in stoppers and discharge spouts for cans, or receptacles more particularly to cans employed in shipping kerosene oil, cotton seed oil, turpentine syrups and various other liquids." (lines 10-15).
Date: March 25, 1913
Creator: Herblin, William Leonard
Partner: UNT Libraries Government Documents Department

Apparatus for Extracting Wax from Plants

Description: Patent for "an apparatus for extracting wax from the candelilla plant and other species of plants of the class Myrica." (lines 9-12)
Date: March 14, 1911
Creator: Frank Thatcher, of El Paso, Texas
Partner: UNT Libraries Government Documents Department

Process of Refining Crude Cotton-Seed Oil.

Description: Patent for "refining crude cotton seed oil designed to increase the yield of refined oil of the required color, odor and flavor." (lines 11-13)
Date: March 18, 1913
Creator: Jesse C. Chisholm; J. Chisholm; Chisholm, Jesse
Partner: UNT Libraries Government Documents Department

Cotton-Chopper.

Description: Patent for improvements in cotton choppers that are reliable, cost-effective, and move transversely through the rows of cotton "separately producing a vertical adjustment of each earth turning member." (lines 17-19), including illustrations.
Date: March 23, 1915
Creator: Gant, Jesse B.
Partner: UNT Libraries Government Documents Department

Collapsible Crate

Description: Patent fora collapsible crate used specifically for "shipping poultry or other live animals" (lines 11-12).
Date: March 23, 1915
Creator: Master, Chester A. & Wolnitzek, Oscar T.
Partner: UNT Libraries Government Documents Department

Bolt Lock

Description: Patent for an improved bolt block that maintains a bolt effectively against axial rotation.
Date: March 23, 1915
Creator: Robinson, Robert John, Sr.
Partner: UNT Libraries Government Documents Department

Angle Cock Device

Description: Patent for "stop cocks for controlling the flow of fluids and more particularly to what are known as angle cocks for use in train pipes of air brake and other fluid pressure systems upon railway cars" (lines 8-13) including illustrations.
Date: March 9, 1915
Creator: Ellwood, Thomas B.
Partner: UNT Libraries Government Documents Department
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