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Car Coupler.

Description: Patent for car coupler heads. This object has coupler heads that, when set in position, automatically lock.
Date: September 11, 1923
Creator: Tucker, Roger V.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Vehicle-Tire

Description: Patent for a tire wheel that is resistant to shocks and vibrations when traveling over roads. This tire is more durable and is more resilient, leading to less break-downs on the road.
Date: January 11, 1921
Creator: Pepple, John W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Leaf-Turner.

Description: Patent for a new and improved leaf turner which allows the piano player to turn the pages of their sheet music without taking their hands off the keyboard. This leaf turner is "noiseless and efficient in operation and...will respond instantly to the actuating impulse" (lines 21-23). It is not expensive to make, and securely holds music and releases it without effort.
Date: January 11, 1921
Creator: Holcom, Jarret C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tie-Buckle.

Description: Patent for the improvement of tie buckles, specifically for bales of cotton at cotton gins. The paten includes an illustration of the tie buckle, explanations on how to easily use it, and why it is useful for cotton farming.
Date: January 11, 1921
Creator: Wallace, William M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Milk-Can Cover

Description: Patent for a milk can cover that locks in place toprevent milk from spilling out of the can, with illustrations.
Date: May 11, 1920
Creator: Wisegarver, Marion Obidah
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gripping Device.

Description: Patent for equipment for use in the drilling of wells to help with the placement of casing, pipes, etc. by holding it in place
Date: July 11, 1922
Creator: Moody, Joseph F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pipe-Cutter

Description: Patent for improved pipe cutters that indicate when a pipe has been completely severed inside of a well
Date: May 11, 1920
Creator: Wright, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gas Producer.

Description: Patent for improvements to gas producers of the type in which combustible gases are evolved from coal, lignite, etc., during the incomplete combustion thereof.
Date: April 11, 1922
Creator: Johnston, Horace G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Game.

Description: Patent for a board game based on finance. The board game uses numbered discs that players own multiple quantities of that indicate their positions on the board.
Date: January 11, 1921
Creator: Sterling, Don L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Drag

Description: Patent for a ground drag for "grading and removing refuse from the surface of the soil" (lines 10-12) that can be steered and that can gather and dispose of the dirt it levels off, including illustrations.
Date: May 11, 1920
Creator: Nelson, Charley E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Chopper

Description: Patent for treating soil for agricultural purposes. This invention destroys the ridges used for planting and growing cotton and also cultivating the soil in the vicinity of the ridges.
Date: May 11, 1920
Creator: Kriel, John J. & Kriel, Otto J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rubber Tire-Filler With a Flexible Metal Cable in the Center.

Description: Patent for "an improved rubber tire filler which is reinforced by a metal cable or nonstretchable strand or strands to prevent the fillers from slipping while permitting of sufficient flexibility to allow the tire casing to be readily engaged over the filler" (lines 10-15)
Date: May 11, 1920
Creator: Needham, Moses W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Roasting-Pan.

Description: Patent for a self basting roasting pan. The pan includes an impaling tube upon which the roast is impaled and includes tubing to allow juices of the meat being cooked to be transferred upwardly and flow down over the meat.
Date: May 11, 1920
Creator: Holloway, Sarah Ann
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Stovepipe-Cap.

Description: Patent for a stove pipe cap that attaches to the top of a chimney and prevents "birds from building their nests in the smoke stack or pipe, which causes chimney fires" (lines 21-23) including instructions and illustrations.
Date: May 11, 1920
Creator: Fojtik, Peter
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Monkey-Wrench.

Description: Patent for a monkey wrench that "can be adjusted for different sizes of nuts by the same hand which is using the wrench...and which may also be used as a pipe wrench" (lines 16-21).
Date: January 11, 1921
Creator: Kirkpatrick, Otey R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cylindrical Structure

Description: Patent for improvements for hollow structures of cylindrical shape that provides "for formation of such a structure of lumber and metal materials of standard dimensions and shapes that ordinarily can be obtained from commercial stocks, so that the minimum amount of shop work on materials will be required." (lines 18-22)
Date: May 11, 1920
Creator: Pearson, Terrell Brooks
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Thickener (Sewage Type).

Description: Patent for sewage thickener that relies on sewage solids to sink to the bottom of the sewer and fall into the thickener, in which the thickener will press the solid sewage into a pulp. The pulp will be pressed at a predetermined density, and then the pressed pulp will float to the top of the sewage to be removed. The separation of liquid and solid sewage was predicted to prevent overflow.
Date: March 11, 1920
Creator: Allen, Charles
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Drill-Bit

Description: Patent for new improvement in drill-bits. The object of the invention is to "provide the driller with advanced knowledge of the formation into which he is about to extend his main hole".
Date: January 11, 1921
Creator: Smith, Primus W.; Bookhout, John J. & Monce, Edwin W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sanitary Cover-Pad for Mattresses.

Description: Patent for an improvement in sanitary pad covers for mattresses that is washable and contains pocket flaps underneath that can hold a sheet of waterproof material to protect the mattress beneath.
Date: May 11, 1920
Creator: Callahan, John William & Callahan, Maud B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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