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Insect Destroyer.

Description: Patent for an insect destroyer, specifically for the destruction of boll weevils and similar insects. The invention uses heat as the destruction agency and is portable, designed to travel along a row of plants.
Date: January 10, 1922
Creator: Rannefeld, Otto
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Partner: UNT Libraries Government Documents Department

Grapple.

Description: Patent for improving grapples for regaining tools, particularly those that can be hidden and submerged.
Date: April 26, 1921
Creator: Ginter, James. C.
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Partner: UNT Libraries Government Documents Department

Furniture and Automobile Body Polish.

Description: Patent for furniture and automobile polish made with an asphalt base for varnished and enameled surfaces such as automobile bodies, pianos, linoleum, stained floors, leather, and rubberized fabrics.
Date: November 14, 1922
Creator: Lomax, Thornton G.
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Partner: UNT Libraries Government Documents Department

Cotton-Tramper.

Description: Patent for an improvement in the "apparatus for tramping and packing cotton" and "for automatically feeding cotton to a tramper at predetermined intervals." The invention is to be used in a two-story ginhouse alongside a condenser and press box.
Date: August 23, 1921
Creator: Hopkins, Andrew J.
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Partner: UNT Libraries Government Documents Department

Hair-Clipper.

Description: Patent for "certain new and useful Improvements" (line 6) in the Hair Clipper, concerning the introduction of more efficient "double-acting clippers" (line 12), including illustrations.
Date: April 26, 1921
Creator: Jones, Sidney P. & Wallace, David P.
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Partner: UNT Libraries Government Documents Department

Railway Switch.

Description: Patent for a railway switch to be operated by foot and without structural change to existing construction.
Date: February 28, 1922
Creator: Arteaga, Ignacio
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Partner: UNT Libraries Government Documents Department

Peanut-Digger.

Description: Patent for machine that extracts peanuts while avoiding losing nitrogen from the root in the process. Machine severs plants from the roots and raises the whole plant in order to release loose dirt, then gathers the. plants using a rake-like mechanism.
Date: August 30, 1921
Creator: Smith, Morman J. & Browder, Benjamin F.
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Partner: UNT Libraries Government Documents Department

Axle Lubricator.

Description: Patent for axle lubricator. This invention makes it so that manual lubrication of spindles is eliminated.
Date: November 15, 1921
Creator: Bass, Thomas G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Paving Apparatus.

Description: Patent for "a device or apparatus for transmitting the vibrations of a vibrating machine...for the purpose of solidifying the paving by driving out air and water and surplus moisture" (lines 12-18), including illustration.
Date: July 5, 1921
Creator: Stubbs, Robert C.
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Partner: UNT Libraries Government Documents Department

Pneumatic Knee-Pad.

Description: Patent for a pneumatic knee-pad, to protect the clothing and relieve pain of workers who kneel for prolonged periods of time.
Date: December 6, 1921
Creator: Shelton, James T.
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Partner: UNT Libraries Government Documents Department

Method of Repairing Scored Cylinders.

Description: Patent for repairing scored cylinders in internal combustion engines by making the cylinders as smooth and hard as before they were scored and by filling the scores with metal to maintain the firmness.
Date: July 12, 1921
Creator: Eury, Zebulon J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Flytrap.

Description: Patent for a "new and improved fly trap arranged to insure [sic] a proper transfer of the flies or other insects" in such a way that the trap bait is preserved for repeated use (lines 14-16).
Date: May 31, 1921
Creator: Wallace, William Simpson
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Partner: UNT Libraries Government Documents Department

Glass.

Description: Patent for a glass for shrimp, oysters, etc., with separate compartment for ice, protecting the ice and preventing spilling while still allowing the ice to cool the contents of the glass above it.
Date: October 11, 1921
Creator: Mitrovich, Adolph
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Partner: UNT Libraries Government Documents Department

Crude-Oil Burner.

Description: Patent for an improvement on a crude oil burner that can adapt to various grades of crude oil as well as providing intense heat to various sizes of boilers.
Date: May 11, 1920
Creator: Runyan, Benjamin F.
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Partner: UNT Libraries Government Documents Department

Photoprinter.

Description: Patent for a photograph printer that includes a mask mechanism to create prints of different sizes. Construction is such that the person using the printer can work the printer accurately and quickly complete work.
Date: April 11, 1922
Creator: Lockhart, William E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Cultivator.

Description: Patent for an improved cultivator used for tillage when the plows are not in the ground. The cultivator can also lighten the heaviness felt by the operator while the plow is being used.
Date: May 17, 1921
Creator: Barnett, James Samuel
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Partner: UNT Libraries Government Documents Department

Rail-Joint

Description: Patent for an improved rail joint that doesn't need bolts.
Date: August 17, 1920
Creator: Ryan, George R. & Ryan, William M.
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Partner: UNT Libraries Government Documents Department

Cotton Picking Apparatus.

Description: Patent for cotton-picking apparatus. This apparatus supports complete removal of the cotton from plant without foreign objects or harm to plant.
Date: November 8, 1921
Creator: Alvin, Alleyne D.
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Partner: UNT Libraries Government Documents Department

Fuel-Oil Burner

Description: Patent for Fuel-Oil Burners, focusing on the advancements in construction and efficiency in comparison to its predecessors.
Date: October 11, 1921
Creator: Mead, William J.
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Partner: UNT Libraries Government Documents Department

Electric Water Heater

Description: Patent for improvements to electric water heaters adapted for heating small bodies of water. The interior walls of the cylinders in the heating unit are perforated so that water can freely circulate through and between them.
Date: February 7, 1922
Creator: Stephens, Richard M.
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Partner: UNT Libraries Government Documents Department

Engine.

Description: Patent for a new engine designed to maximize power output by using a single crank's bearing surface and increase the crank power without lengthening the piston travel.
Date: October 18, 1921
Creator: Ingram, Joseph D.
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Partner: UNT Libraries Government Documents Department
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