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Safe Lock

Description: Patent for providing "a means which will necessitate the operation of a series of setting devices before the several bolts can be moved to unlock the door". (lines 11-14).
Date: June 13, 1918
Creator: Harris, William J. B. of Bonham, TX
Partner: UNT Libraries Government Documents Department

Wire-Stretcher.

Description: Patent for a simple and efficient wire stretcher that aids in fence-building, tightening loose wires, cutting wires, and tying broken wires. The stretcher is similar in appearance to a wrench that can be taken apart in order to properly utilize the tool.
Date: June 13, 1893
Creator: McKinney, John Wilson
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. This invention is designed to prevent movement. Illustration included.
Date: June 13, 1911
Creator: Miller, William J. & Cass, Thomas N.
Partner: UNT Libraries Government Documents Department

Wire-Stretcher.

Description: Patent for certain new and useful improvements in wire stretchers, including instructions and illustrations.
Date: June 13, 1899
Creator: Smith, William C.
Partner: UNT Libraries Government Documents Department

Knee-Protector.

Description: Patent for a knee protector that enables the wearer to fasten the device to the knee and includes a frame and knee receiving pocket.
Date: June 13, 1916
Creator: Russel, Callie B.
Partner: UNT Libraries Government Documents Department

Viscoscometer.

Description: Patent for a device that accurately determines the viscosity of different liquids, particularly oils, and is able to be kept at a uniform temperature.
Date: June 13, 1916
Creator: Lorenz, Charles O.
Partner: UNT Libraries Government Documents Department

Voice Recording and Reproducing Device.

Description: Patent for a voice recording "attachment for a moving picture camera, which, while a picture is being taken will produce [...] photographic record of sounds that appropriately accompany the picture" (lines 11-16), including illustrations.
Date: June 13, 1916
Creator: Walker, Jack L.
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for a new and improved windmill. This design "consists in the combination of a central vertical shaft a series of supporting-arms projecting horizontally out from this shaft, a number of curved buckets which are pivoted at or near their centers between these supporting-arms, and suitable springs or weights which are attached to the inner edges of these buckets" (lines 13-20).
Date: June 13, 1882
Creator: Lowther, Lorenzo Dow
Partner: UNT Libraries Government Documents Department

Mail-Bag Catcher.

Description: Patent for a new modification in the device mail-bag catcher, which can be used to either train or track device.
Date: June 13, 1916
Creator: Huff, Barney L.
Partner: UNT Libraries Government Documents Department

Indicating Apparatus for the Spark Plugs of Hydrocarbon Engines.

Description: Patent for an indicating apparatus for the spark-plugs of hydrocarbon-engines. The apparatus allows the motor vehicle driver to determine "which spark plug is connected in circuit with the timer" (lines 20-21). The patent includes illustrations and specifications.
Date: June 13, 1916
Creator: Remmert, Otto H.
Partner: UNT Libraries Government Documents Department

Irrigating Implement

Description: Patent for an irrigating implement. Illustration included.
Date: June 13, 1905
Creator: Banks, William L.
Partner: UNT Libraries Government Documents Department

Mail-Bag Catcher and Deliverer.

Description: Patent for a mail bag catcher and deliverer for use by trains.
Date: June 13, 1911
Creator: Tauson, Reinhold W.
Partner: UNT Libraries Government Documents Department

Liquid-Fuel Burner.

Description: Patent for a liquid fuel burner that mixes air with the fuel.
Date: June 13, 1911
Creator: Hannah, Robert L. & Hannah, Homer R.
Partner: UNT Libraries Government Documents Department

Insect Destroyer.

Description: Patent for an wheeled vehicle mounted insect destroyer that brushes insects from plants and destroys them utilizing flames, includes illustrations.
Date: June 13, 1922
Creator: Franks, John L.
Partner: UNT Libraries Government Documents Department

Velocipede

Description: A patent for a quadrucycle, or bicycle with four wheels, adaptable for use on railroads.
Date: June 13, 1882
Creator: McCombs, Paul
Partner: UNT Libraries Government Documents Department

Improvement in Elevators.

Description: Patent for improvements in elevators, for lifting heavy objects. It includes a description and illustration.
Date: June 13, 1871
Creator: Bishop, Josiah
Partner: UNT Libraries Government Documents Department

Hydrocarbon Burner

Description: Patent for a hydrocarbon burner. Illustration included.
Date: June 13, 1905
Creator: Higgins, James F.
Partner: UNT Libraries Government Documents Department

Portable Irrigation System.

Description: Patent for an improved portable irrigation system that can be moved as one whole irrigation system and be able to water larger fields or territory, including illustrations.
Date: June 13, 1916
Creator: Libby, Harry T.
Partner: UNT Libraries Government Documents Department

Storage Battery.

Description: Patent for a storage battery with a high number of amps.
Date: June 13, 1911
Creator: Lawrence, Arthur Ewin
Partner: UNT Libraries Government Documents Department

Underreamer.

Description: Patent for a simple tool for improvements in under-reamers to prevent breaking of the cutters when reaming hard rocks.
Date: June 13, 1916
Creator: Pippin, John William
Partner: UNT Libraries Government Documents Department

Mandolin.

Description: Patent for certain new and useful improvements in mandolins, including instructions and illustrations.
Date: June 13, 1899
Creator: Simpson, Roy Berkeley
Partner: UNT Libraries Government Documents Department

Traction-Engine.

Description: Patent for a new and useful traction engine, including instructions and illustrations.
Date: June 13, 1899
Creator: Chappel, John M.
Partner: UNT Libraries Government Documents Department

Nut Lock

Description: Patent for a nut lock. Illustration included.
Date: June 13, 1905
Creator: Mills, Thomas M. & McKinnon, Thomas J.
Partner: UNT Libraries Government Documents Department
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