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Aircraft

Description: Patent for Improvements to aircraft steering. The invention allows the pilot to adjust the center of mass.
Date: April 5, 1921
Creator: Johnson, Louis V.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Track Cleaner

Description: Patent for a device to clean tracks for sawmill carriages. Illustration included.
Date: May 21, 1907
Creator: Edwards, Daniel R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Safety-can.

Description: Patent for a device that is able to cover and create an air-tight seal over a can or similar container. This task is accomplished in a way that renders both the can and its cover reusable, illustrations included.
Date: September 2, 1919
Creator: Patronell, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ring-Mandrel

Description: Patent for "new and useful improvements in ring mandrels, for use in shaping up and rounding and dressing bands of different diameters &c., &c." lines 15-18
Date: April 30, 1918
Creator: Hinson, James
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bearing for Crank-Shafts.

Description: Patent for an improvement for Bearings for Cranks Shafts. This invention provides a means for "tightening the bushings of the bearings easily and quickly when necessary" (lines 9-13).
Date: October 22, 1918
Creator: Blumberg, Hamilton G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Fire Extinguisher.

Description: Patent for a new and improved fire extinguisher. This design is "to provide for automatically putting out a fire in any building in which [the] apparatus may be located, upon the temperature in said building or room reaching any predetermined degree. This result is accomplished by the action of an expansible fluid—such as mercury—in a contained vessel, which actuates certain . . . mechanism, causing the structure to be flooded with water or with a fire-extinguishing gas or fluid" (lines 22-32).
Date: December 30, 1890
Creator: Fuller, Wily Scott
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bottle Stopper.

Description: Patent for a bottle stopper made to be an alternative to cork plugs, including illustrations.
Date: May 7, 1919
Creator: Patronel, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Projectile.

Description: Patent for projectiles, more particularly to an explosive projectile. "One of the main objects of the invention is to provide a shell of the character stated which may be produced at relatively small cost..."
Date: June 24, 1919
Creator: Wilkins, Willie A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hose-Coupling.

Description: Patent for certain new and useful improvements in hose couplings, including instructions and illustrations.
Date: April 18, 1899
Creator: McCrory, John Alexander
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lubricant

Description: Patent for "a new and useful composition of matter to be used for the prevention of heat caused from friction and attrition in the use and operation of all kinds of machinery, including railroad engines and cars, and all parts thereof" (lines 5-9).
Date: July 16, 1889
Creator: Corder, William J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Thermostatic Signal

Description: Patent for Thermostatic Signal. "The object of my invention is to provide a device whereby an alarm will be automatically sounded when the temperature of the drier has reached too high a point." (lines 13-16). With Illustrations.
Date: September 18, 1888
Creator: Lutcher, Henry J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Transmission-Gearing.

Description: Patent for an improved gear set adapted for transmitting power to the main driving wheels of farm tractors, the gear set embodying simple and efficient means of effecting a reversal of travel without any chance of gear stripping, as well as the whole transmission gearing encompassing less space.
Date: February 15, 1921
Creator: Blumberg, Hamilton G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Furnace.

Description: Patent for "an attachment for the inner side walls of the furnace for the purpose of protecting and preserving the side walls at the points most exposed to the fire within the furnace." (Lines 14-18) Includes instructions and illustrations.
Date: March 10, 1896
Creator: Johnson, John H. & Moran, James
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mucilage-Bottle.

Description: Patent for a mucilage-bottle that has a brush which stays in the bottle, and is held in place with a cork. A spring is in the neck, and is compressed when the cork is inserted. This mucilage-bottle will not get clogged with dried mucilage.
Date: January 12, 1897
Creator: Taylor, George Watson
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Steam-Boiler.

Description: Patent for a steam-boiler that produces "a water-tube steam generator, which shall be simple in construction, easily repaired, interchangeable parts, and rapid and effective steaming qualities" (lines 16-19).
Date: August 7, 1894
Creator: Parker, Charles E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Process for Refining and Purifying Oils.

Description: Patent for "processes for purifying oils, especially petroleum, and has for its object the removal of impurities and the neutralization of acids, and the reduction of the cost of refining oil by simplifying the process and reducing the length of time usually required for completing the purification" (lines 9-16).
Date: September 15, 1910
Creator: Lasher, David F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Furnace.

Description: Patent for a furnace or a boiler with an improved metal back plate instead of the usual brick arch. The back plate has flanged sections bolted together, and asbestos between the sections of the plate.
Date: December 10, 1895
Creator: Moran, James
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Dubbing-Machine.

Description: Patent for improvements to the dubbing-machines with illustrations. Specifically, this improvement is aimed at "dressing ship timber" (line 15) in an effort to make the process easier and more efficient.
Date: June 10, 1919
Creator: Cobb, Dan L. & Moore, William W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Emergency Stop-Valve For Stopping Runaway Carriages In Sawmills

Description: Patent for an emergency stop valve for stopping runaway carriages in sawmills. This "invention is designed to provide a new and useful improvement in mechanism for stopping a runaway carriage in a sawmill, where the carriage is moved back and forth by a piston in a long cylinder" (lines 11-15). Illustration included.
Date: June 21, 1904
Creator: Edwards, Daniel R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Blow-out Patch.

Description: Patent, including illustrations, for tire or shoe blow-out patch that protects the inner tube of the tire and keeps the patch from sliding. Also notes the item can be constructed from "old fabrics from worn shoes or tires" to keep manufacturing and sales costs low (page 1, lines 30-31).
Date: March 16, 1920
Creator: Russell, Charles A., Jr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Furnace.

Description: Patent for a furnace that is simple, durable and inexpensive to construct. The body is constructed of a rectangular base and the casing is composed of semi-circular plates with a series of flanges that are bolted together with door and flue more easily connected. Includes instructions and illustrations.
Date: November 3, 1891
Creator: Johnson, John H. & Moran, James
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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