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Apparatus for Treating Granular Materials

Description: Patent for an apparatus for treating granular materials. Illustrations included.
Date: October 29, 1912
Creator: Lanaux, Alfred A.
Partner: UNT Libraries Government Documents Department

Bearing for Driving and Other Shafts.

Description: Patent for a bearing or other driving shafts which can be easily removed without harming the rest of the machine. Illustration is included.
Date: March 31, 1908
Creator: Wiggs, James A., Jr.
Partner: UNT Libraries Government Documents Department

Bandage.

Description: Patent for bandage that prevents and/or reduces the occurrence of "double chin."
Date: March 20, 1906
Creator: Hardee, Virginia E.
Partner: UNT Libraries Government Documents Department

Air-Craft Propeller

Description: Patent for an air craft propeller that reduces air resistance.
Date: October 8, 1912
Creator: Koiw, Julius
Partner: UNT Libraries Government Documents Department

Aerodrome

Description: Patent for an aerodrome. Illustrations included.
Date: June 6, 1911
Creator: Mayhew, Nathaniel L.
Partner: UNT Libraries Government Documents Department

Chain Release for Logging Cars.

Description: Patent for new and useful improvements for a chain release for logging cars, including illustrations.
Date: May 22, 1917
Creator: Dodd, John
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

Process of Purifying Oil

Description: Patent for using aluminum chlorid compounds to clean crude oil. Which is apart of the petrochemical process of oil purification.
Date: August 5, 1919
Creator: Miller, Albert E.
Partner: UNT Libraries Government Documents Department

Utilization of Acid-Coke

Description: Patent for the utilization sulfuric acid in the creation and uses of acid-coke.
Date: January 7, 1919
Creator: George L. Pichard
Partner: UNT Libraries Government Documents Department

Wire-Winding Machine

Description: Patent for a wire winding machine for making well screens.
Date: August 20, 1912
Creator: Eastham, Albert Lindsay
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. Illustration included.
Date: May 16, 1905
Creator: Baldwin, Thomas J.
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for wrench related device "for locking the gripping element after it is applied to the pipe or other pipe (lines 14-15)" including instructions and illustration.
Date: October 19, 1915
Creator: Black, Lee J.
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

Variable-Speed-Transmission Gearing.

Description: Patent for an improved transmission gearing that provides "variable speed transmission gearing" (line 10) which allows for different forward and reverse speeds, including illustrations. The variable speed transmission gearing is designed primarily for automobiles and motor vehicles.
Date: October 5, 1915
Creator: Maschek, Henry
Partner: UNT Libraries Government Documents Department

Trunk-Strap Fastener.

Description: Patent for a device "whereby a trunk-strap after having been tightly drawn around a trunk or other article of baggage can be fastened without the use of the usual buckle," (lines 10-14) including instructions and illustrations.
Date: December 15, 1891
Creator: Webb, William James
Partner: UNT Libraries Government Documents Department

Trunk-Strap Fastener.

Description: Patent for an improved trunk fastener "whereby a strap after having been tightly drawn around a trunk or other article of baggage can be fastened without the use of the usual buckle" (lines 13-16). It consists of a hook-securing mechanism that holds the buckle at one end, an opposite toothed beveled clamping-face, a swinging lever with opposite arms that is connected with the fixed mechanism, a beveled clamping-face between the arms, and a lever that clamps the strap between the beveled clampin… more
Date: November 8, 1892
Creator: Webb, William James
Partner: UNT Libraries Government Documents Department

Improvement in Windmills

Description: Patent for the improvement of wind mills, that includes a detailed description as well as labeled figure drawings.
Date: May 20, 1873
Creator: Jackson, Thomas R.
Partner: UNT Libraries Government Documents Department

Valve-Operating Mechanism

Description: Patent for Valve Operating Mechanism that includes "new and useful improvements" (lines 5-6), and "has for its primary object to provide a simple and efficient means for operating a valve at a distance" (lines 10-12).
Date: September 10, 1918
Creator: Baurens, Jean Marie, Jr.
Partner: UNT Libraries Government Documents Department

Lawn Mower

Description: Patent for a lawn mower in which the means for adjusting the intermediate blade has been created so that a groove for a predetermined depth can be cut, and easy removal of the blade when it is desired to sharpen the same. Additionally, a ground-engaging roller is included to keep the machine at the same level so that the knife will cut into the ground at an even depth.
Date: December 5, 1919
Creator: Coniglio Carmelo
Partner: UNT Libraries Government Documents Department

Lubricating Appara

Description: Patent for a lubricating apparatus used for internal combustion engines, whereby the lubricant or oil is forced, as by a pump, to a distributing tank containing oil under predetermined pressure, and from said tank permitted to drop by gravity or flow under pressure, as desired, to the elements of the engine to be lubricated.
Date: December 12, 1916
Creator: Shaw, Robert J.
Partner: UNT Libraries Government Documents Department

Well-Drilling Rig.

Description: Patent, including illustrations, for "an improved well drilling rig or apparatus" which provides "a simple, efficient, and practical machine of this kind including revoluble means having a device operatively connected to a walking beam (from which a drilling tool is suspended), so that upon every complete revolution of the revoluble means, the drilling tool or bit will be given two direct drops, each alternating with the lifting movement of the drill bit" (page 1, lines 11-21).
Date: February 3, 1920
Creator: Bradford, Robert M.
Partner: UNT Libraries Government Documents Department

Well Screen.

Description: Patent for a well screen device. The device can keep particulates out of the well water while also restricting water to flow into the well without being released back into the soil.
Date: February 1, 1921
Creator: McLean, Marrs
Partner: UNT Libraries Government Documents Department

Water-Heater.

Description: Patent for a water heater for use in creating steam for oil and gas boilers, which heats faster than previous models.
Date: April 5, 1910
Creator: Hardie, Jeffie Watkins
Partner: UNT Libraries Government Documents Department

Water-Wheel

Description: Patent for a water wheel adapted for use in running machinery such as pumps. It uses a series of connected buckets mounted to turn on an axle, alternately charging the buckets with water.
Date: January 30, 1912
Creator: Verde, Giuliano
Partner: UNT Libraries Government Documents Department
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