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Composition of Matter for Saving Coal During Combustion.

Description: Patent for cheap, effective compound to sprinkle on coal to render it more combustible so that it burns more cleanly and soot is not emitted.
Date: June 11, 1895
Creator: Stokey, David Gray
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for "a new windmill design to improve the construction of windmills and to provide a simple, durable, and efficient one" (lines 11-12)
Date: May 22, 1900
Creator: Benson, Arthur Edgar
Partner: UNT Libraries Government Documents Department

Windmill-Drive

Description: Patent for a drive for windmills. Illustrations included.
Date: March 22, 1910
Creator: Cummins, Robert B.
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for a windmill. Illustrations included.
Date: June 2, 1908
Creator: Tucker, Holland G.
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for a windmill. Illustrations included.
Date: March 29, 1910
Creator: De Guire, Frank C.
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for a windmill that does not have a vane and can receive wind from any direction. It can also be "readily thrown out of and into operation when desired" (lines 15-16). It is a horizontal wind-wheel supported by a vertical shaft.
Date: January 5, 1897
Creator: Gassett, Thomas Boyle
Partner: UNT Libraries Government Documents Department

Transmission Gearing.

Description: Patent for transmission gearing which is the gearing inside of the transmission.
Date: December 21, 1915
Creator: Halze,Edwin J
Partner: UNT Libraries Government Documents Department

Washing-Fluid

Description: Patent for invention has relation to improved detergent and it consists in combining certain ingredients and the manner and proportions as will be here in after fully set forth, and particular pointed out in the claim appended.[10]
Date: March 8, 1887
Creator: Mnnick, Maggie, E.
Partner: UNT Libraries Government Documents Department

Fire-Escape

Description: Patent for a fire-escape for "people irrespective of age, sex, or condition may be safely carried from any landing or floor of a building to the sidewalk or street" (lines 25-28); including illustration and instructions
Date: May 22, 1900
Creator: Thompson, B. W.
Partner: UNT Libraries Government Documents Department

Expanding Device For Can Bumping Presses

Description: Patent for expanding device for can bumping presses including the illustrations.
Date: December 14, 1915
Creator: Drake, Rollin L.
Partner: UNT Libraries Government Documents Department

Recharging-Valve.

Description: Patent for a recharging valve "to permit recharging the auxiliary reservoirs of an automatic air-brake system without involving the release of the brakes." (lines 8-11) including instructions and illustrations.
Date: October 3, 1905
Creator: Williams, Leonard F.
Partner: UNT Libraries Government Documents Department

Incandescent Hydrocarbon-Lamp.

Description: Patent for "a new and useful incandescent hydrocarbon-lamp employing an easily-evaporated oil for fuel which transformed into gas before burning." (lines 5-10) including instructions and illustrations.
Date: June 26, 1900
Creator: Yorty, Henry Harrison & Purdy, John S.
Partner: UNT Libraries Government Documents Department

Dynamo Electric Machine

Description: Patent for Improvement of Dynamo-Electric Machines. The improvement turns electric energy into mechanical entry.
Date: August 10, 1920
Creator: Reynolds, William T. & Reynolds, Bruce A.
Partner: UNT Libraries Government Documents Department

Educational Souvenir.

Description: Patent for an educational souvenir. This object is intended to educate and amuse audiences.
Date: February 2, 1915
Creator: Potts, Stacy
Partner: UNT Libraries Government Documents Department

Setting-Basin Separating Device

Description: Patent for Settling Basin-Separating Devices. This device improves the issue of unwanted discharge shown in prior devices
Date: May 11, 1990
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Acetylene-Gas Generator.

Description: Patent for improving an Acetylene-Gas Generator. To eliminate a check valve between the generator and the gasometer, this will purify the gas and keep siphoning off of water from occurring.
Date: September 8, 1903
Creator: Gribble, William A.
Partner: UNT Libraries Government Documents Department

Cistern-Guard.

Description: Patent for a device that guards the water cistern against impure water which drains from the roof of a building to which the cistern appertains.
Date: March 26, 1912
Creator: Johnson, Charles W.
Partner: UNT Libraries Government Documents Department

Automatic Silt And Sand Separator.

Description: Patent for an automatic silt and sand separator that settles and discharges sand, slimes and any foreign matters.
Date: March 15, 1904
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Boll-Weevil Destroyer.

Description: Patent for a boll weevil or insect exterminating device on wheels for use outdoors, including illustrations.
Date: September 11, 1917
Creator: Graves, James Newell
Partner: UNT Libraries Government Documents Department
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