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Mechanical Dentistry.

Description: Patent for new and improved mechanical dentistry. This design consists in "[a] dental plate provided with a series of holes or perforations and a continuous groove upon the upper surface of the plate communicating with the holes or perforations therein" (lines 62-65).
Date: May 18, 1886
Creator: Mayfield, William Dudley
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for an improvement in pumps.
Date: September 18, 1888
Creator: Vanmeter, James Wright
Partner: UNT Libraries Government Documents Department

Top Prop.

Description: Patent for a new and improved top prop. This design consists in "the combination of a block, a supporting-arm mounted thereon, and a strap passing about the arm and bows and secured to the block. . . . [and a] plate provided with tubular hub and lug, [another] plate provided with an opening to fit the hub, an arm provided with a seat and with a circular opening to fit upon the hub, and a bolt or screw" (lines 82-87).
Date: December 18, 1888
Creator: Anderson, Lee
Partner: UNT Libraries Government Documents Department

Sulky-Plow.

Description: Patent for a sulky plow for three horses, which stops the plow pole from rubbing the middle horse.
Date: August 18, 1908
Creator: Marx, Otto H.
Partner: UNT Libraries Government Documents Department

Oil-Tank.

Description: Patent for an oil tank that is fire proof and will not explode completely if it is struck by lightning.
Date: July 18, 1911
Creator: Price, James Bain
Partner: UNT Libraries Government Documents Department

Projectile for Fire-Escapes.

Description: Patent for a rope fire escape "in the form of a harpoon to which a chord or rope is attached, said device being projected from a gun or by any other means against the burning building with sufficient force to embed itself therein so that any suitable apparatus may be elevated to the building necessary for the escape of the inmates or so that the person or persons may descend by the rope attached to the harpoon" (lines 14-22).
Date: April 18, 1893
Creator: Martin, Johan
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for an improved, useful, durable, and simple pump that is powered by cattle as they walk into an enclosure. It consists of a water receiving chamber with inlet openings on one end, supporting rods, a hollow pump piston with a spout, a valve on the bottom of the pump piston, a walking beam, a bridge, hinges, angle-irons, and a counterbalances weight.
Date: April 18, 1893
Creator: Clayton, James W.
Partner: UNT Libraries Government Documents Department

Mold.

Description: Patent for mold, which will be used for mold boards and holding devices.
Date: June 18, 1912
Creator: Dunagin, Marion
Partner: UNT Libraries Government Documents Department

Improvement in Churns.

Description: Patent for improvements to the design of the butter churn, to ease labor and improve efficiency, including illustrations.
Date: April 18, 1876
Creator: Rost, Otto
Partner: UNT Libraries Government Documents Department

Improvement in Horse-Powers.

Description: Patent for a horse-power with a master-wheel, communicating, through a pinion, crank, and pitman.
Date: April 18, 1876
Creator: Andrews, Henry K.
Partner: UNT Libraries Government Documents Department

Improvement in apparatus for packing and bale cotton.

Description: Patent for improved process and apparatus for baling cotton. Improvement relates to a mechanical device by means of which raw cotton is thoroughly compressed into bales suitable for handling.
Date: July 18, 1876
Creator: Drake, James A.
Partner: UNT Libraries Government Documents Department

Marine-Engine Governor.

Description: Patent for marine engine governor "designed to maintain uniformity of speed of the engine when the resistance to the propeller or propellers is varied" (lines 11-13), including illustrations and description of construction.
Date: August 18, 1903
Creator: Corneliussen, Ivar
Partner: UNT Libraries Government Documents Department

Touch Regulating Attachment For Pianos

Description: Patent for a touch regulating attachment for pianos. This invention contributes to the elasticity and responsiveness of the pianos action. Illustration included.
Date: December 18, 1906
Creator: Harriss, Langdon
Partner: UNT Libraries Government Documents Department

Method of Protecting Vegetable Matter

Description: Patent for a new method of protecting "stored vegetable matter, particularly corn, from the ravages of insects, especially the weevil." (Lines 9-11)
Date: June 18, 1907
Creator: Koy, August
Partner: UNT Libraries Government Documents Department

Mixing-Machine

Description: Patent for a mixing machine for confectioners. Illustrations included.
Date: October 18, 1910
Creator: Vlahoyanes, Nickolas P.
Partner: UNT Libraries Government Documents Department

Mixer.

Description: Patent for a hand mixer, which can be operated with one hand.
Date: May 18, 1909
Creator: Hood, Thomas Hubert
Partner: UNT Libraries Government Documents Department

Hose-Supporter.

Description: Patent for improvements in Hose-Supporters or garter that "grips the entire sock, around the leg, prevents the possibility of sagging, insures a perfect fit on the leg of the wearer and serves to equalize the stress on the sock" (lines 11-14) which adds durability and "avoids straining the sock out of shape" (lines 16-17). Includes illustration.
Date: November 18, 1919
Creator: Tonahill, William J., Jr.
Partner: UNT Libraries Government Documents Department

Speed-Regulating Mechanism

Description: Patent for a speed regulating machine for engines.
Date: October 18, 1910
Creator: Carpenter, John C.
Partner: UNT Libraries Government Documents Department

Poison-Distributer.

Description: Patent for a certain new and useful class of machines used for distributing poisons for the purpose of killing insects, including instructions and illustrations.
Date: July 18, 1899
Creator: Braun, Emil.
Partner: UNT Libraries Government Documents Department

Preserving Apparatus

Description: Patent for a preserving apparatus. This invention is designed to impregnate articles of food with preservatives or saccharine substance for the use of making catsups, nut syrups, fruit candy, and other like items. Illustration included.
Date: June 18, 1907
Creator: Holden, William G.
Partner: UNT Libraries Government Documents Department

Plate and Attaching Device Therefor

Description: Patent for plate and attaching device to prevent it from being moved by a child. Illustration included
Date: July 18, 1905
Creator: Williams, William D.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for the improvement and simplification of disk plows. It consists of improvements to interconnection of beam, plow, wheels and axle in their positioning and securing to allow for adjustments of these parts; also includes scrapers for plow-disks. Illustrations of a possible implementation are included.
Date: March 18, 1902
Creator: Schofield, James
Partner: UNT Libraries Government Documents Department

Process of refining crude cotton-see oil

Description: This patent is for a process of refining crude oil to increase the yield of refined oil of the required color, odor and flavor.
Date: March 18, 1913
Creator: Chisholm, Jesse C.
Partner: UNT Libraries Government Documents Department

Process of Refining Crude Cotton-Seed Oil.

Description: Patent for a process of refining crude cotton-seed oil of high acidity (e.g., oils containing from 1.5 to 12 percent acid or higher) to increase the yield of oil of the required color, odor, and flavor.
Date: March 18, 1913
Creator: Chisholm, Jesse C.
Partner: UNT Libraries Government Documents Department
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