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T-Square.

Description: Patent for a new and improved t-square. This design calls for a triangular prism of a tongue, which enables more scales to be available to the work-person. The head, with its brackets and rabbet, will fasten the tongue in place while the work-person uses it.
Date: November 7, 1882
Creator: Rowe, Joseph William
Partner: UNT Libraries Government Documents Department

Steam-Engine

Description: Patent for improvements to be made upon steam engines, with description of parts and use and illustrations.
Date: May 25, 1886
Creator: Cross, David L.
Partner: UNT Libraries Government Documents Department

Spring Equalizer System.

Description: Patent for a spring equalizing system designed for motor vehicles.
Date: October 21, 1913
Creator: Pitts, William Wirt
Partner: UNT Libraries Government Documents Department

Steam-Condenser.

Description: Patent for "condenser, adapted to supply sterile water in hospitals and elsewhere" (lines 9-11) including instructions and an illustration.
Date: October 12, 1915
Creator: Scott, Zacahry T.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design "relates to an improvement in . . . the construction of the mold-board and to the arrangement thereof relative to the plowshare. The mold-board, instead of being curved or concave, as has usually been the case, is . . . made perfectly flat, and so constructed that it projects at one corner slightly beyond the upper edge of the plowshare. . . . [C]onsequently the plow can be moved through the soil with less difficulty" (lines 13-25).
Date: January 10, 1882
Creator: Domschke, Charles.
Partner: UNT Libraries Government Documents Department

Process of Making Food Products.

Description: Patent for a new process "to make lard and butter substitutes, and other edible fatty products possessing the desired consistency and flavor" (lines 27-30) by hydrogenizing oils and fats. Includes explanation of the process.
Date: December 5, 1916
Creator: Walker, Thomas Bailey
Partner: UNT Libraries Government Documents Department

Fuel-Supply System and Starter for Explosive-Engines.

Description: Patent for "improvements in the fuel supply system for explosive engines." (Lines 9-10). Improvements include, utilization of the heat of exhaust gases to vaporize liquid fuel, so that the carburetor and other devices are not necessary.
Date: December 15, 1914
Creator: Lowry, Benjamin F.
Partner: UNT Libraries Government Documents Department

Minnow Trap

Description: Patent for Minnow Trap
Date: August 29, 1916
Creator: Bonner, John Sturgis
Partner: UNT Libraries Government Documents Department

Stock Food and Method of Preparing the Same

Description: Patent for a new method to produce stock feed at a low cost, by "treating finely divided organic matter containing cellulose with certain acids under pressure, thereby freeing the cellulose and other carbohydrates," to make the feed more easily absorbable by animals (lines 13-23).
Date: May 25, 1915
Creator: Walker, Thomas Bailey
Partner: UNT Libraries Government Documents Department

Motor-Vehicle.

Description: Patent for "improving the construction of motor vehicles, especially the running gear...and to provide a strong and durable construction adapted to afford a sufficient support for the motor and driving gears at a point beneath the body of the vehicle and between the front and rear axles where a load can be carried to greatest advantage" (lines 11-19).
Date: February 19, 1907
Creator: Lloyd, William Daniel
Partner: UNT Libraries Government Documents Department

Tire-Protector.

Description: Patent for a flexible metallic tire protector, insuring a tire against injury from tacks, nails, glass, or similar objects which can cut or damage an unprotected tire, designed to be durable, efficient, and easy to construct.
Date: October 3, 1916
Creator: Howard, Joseph O.
Partner: UNT Libraries Government Documents Department

Metal Fastener for Envelops, &c.

Description: Patent for certain new and useful improvements in metal fasteners for envelops, including instructions and illustrations.
Date: July 4, 1899
Creator: Holcombe, Henry Cannon; Maddox, John Wilson & Maddox, Francis Marion
Partner: UNT Libraries Government Documents Department

Mold.

Description: Patent for a form of mold that is constructed to expand and contract quickly to form sidewalks and curbs.
Date: July 15, 1913
Creator: Forbis, Frank H.
Partner: UNT Libraries Government Documents Department

Lamp Chimney Attachment.

Description: Patent for a new and improved attachment for oil-lamp chimneys. This design is for a metal piece to be inserted into the top of the glass chimney, resting along the chimney's brim. The piece has an elbow that connects the inserted part to an angled and tapered part, which, when appropriately turned, prevents the wind from extinguishing the lamp's flame.
Date: November 28, 1882
Creator: Illingworth, James O.
Partner: UNT Libraries Government Documents Department

Process of and Apparatus for Cleaning, Tinting, and Polishing Pecan and Other Nuts.

Description: Patent for a new and improved method and machine for cleaning, tinting, and polishing nuts. This design facilitates "[t]he process of cleaning and tinting pecan and other nuts, which consists in first subjecting them to the action of a lye, abrading substances, and water within a rotating close vessel, and subsequently to the action of a dyeing solution in a separate rotating close vessel" (lines 5-11).
Date: October 30, 1883
Creator: Koerber, Rudolph C.
Partner: UNT Libraries Government Documents Department

Propelling Vehicles.

Description: Patent for a means of transportation similar to a bicycle, the "essential feature" (line 7) of which "resides in the combination, with the vehicle, of an extensible frame adapted to freely slide back and forth…" (line 7-10). Includes illustrations.
Date: February 12, 1884
Creator: Moore, Baldwin S.
Partner: UNT Libraries Government Documents Department

Manufacture of Hydralic Cement

Description: Patent for invention is to utilize in rejected hydraulic matter such as decomposed limestone.
Date: July 7, 1885
Creator: Dimelow, John
Partner: UNT Libraries Government Documents Department

Trolley-Pole.

Description: Patent for a trolley pole, which is extendable and contractible.
Date: March 3, 1908
Creator: Bouchard, Henry
Partner: UNT Libraries Government Documents Department

Process of Ginning Cotton.

Description: Patent for a process of ginning cotton that is "based upon the principle of a gradual or successive ginning of the seed, somewhat analogous to the gradual reduction process of grinding wheat or other grain" (lines 28-61). This process improves ginning by over thirty-three percent.
Date: November 7, 1893
Creator: Bachman, Joseph A.
Partner: UNT Libraries Government Documents Department

Process of Hardening Bitminuous Substances.

Description: Patent for "a process for hardening or partly solidifying to any required degree substances such as liquid or viscid bitumens, tars, or asphaltums, either natural or artificial" (lines 8-12). It hardens bitumens without evaporating oils and leaves them solid when cooled.
Date: August 11, 1896
Creator: Dumble, Edwin Theodore
Partner: UNT Libraries Government Documents Department

Laminated Tire.

Description: Patent for a laminated tire for automobiles that is less rigid than previous tires and is easily built and repaired.
Date: May 21, 1907
Creator: Carhart, John Wesley
Partner: UNT Libraries Government Documents Department

Tongue-Scraper.

Description: Patent for improvements in tongue-scrapers in which it will “not only used for scraping the coating from the tongue, but also for removing the small particles from the papillae which remain after the scraping operation.” (Lines 13-16) Illustration is included.
Date: April 8, 1902
Creator: Hagerty, Ida
Partner: UNT Libraries Government Documents Department

Mold.

Description: Patent for a mold for viscous materials that are meant to be hardened in the mold or afterward. It is designed to be easily removed from the cast without damaging it.
Date: August 13, 1901
Creator: Parker, William Sink
Partner: UNT Libraries Government Documents Department
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