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Tractor.

Description: Patent for an improvement in tractors that allowed adjustment to the tread or allowed distance between traction elements.
Date: February 10, 1920
Creator: Franklin, Floyd P.
Partner: UNT Libraries Government Documents Department

Improvement in Animal-Traps.

Description: Patent for an improvement in animal traps to catch animals without bait, including illustrations.
Date: March 10, 1874
Creator: De Vilbiss, John W., Jr.
Partner: UNT Libraries Government Documents Department

Trip and Signal Device.

Description: Patent for a trip and signal device for mounting on railroad car wheels, which does not hammer on the wheels.
Date: August 10, 1909
Creator: Davis, George A.
Partner: UNT Libraries Government Documents Department

Steering-Adjuster for Automobiles.

Description: Patent for an automatic adjuster for the steering gear of a Ford automobile, for "attachment to the steering knuckle arms and the front radius yoke" (lines 12-13), improving wheel alignment and tension and reducing "wabbling movement" (line 46).
Date: August 10, 1920
Creator: Moulder, Duncan
Partner: UNT Libraries Government Documents Department

Permutation-Lock.

Description: Patent for improvements and simplification of the permutation lock including a latch-bolt slidable case and a tumbler-shaft journaled in a side wall of the case.
Date: July 10, 1906
Creator: Katzenberger, Oscar.
Partner: UNT Libraries Government Documents Department

Spring-Hub.

Description: Patent for spring hubs in automobiles and other vehicles. This prevents jarring and jolting between the spindle and the wheel.
Date: February 10, 1914
Creator: Lasswell, William H.
Partner: UNT Libraries Government Documents Department

Odorless Dry Outhouse and Refuse-Burner.

Description: Patent for a combined odorless dry outhouse and refuse burner for a cellar or vault in which night-soil or garbage may be reduced to ashes in the shortest possible time with low expense, including illustrations.
Date: November 10, 1891
Creator: Carrico, Thomas W.
Partner: UNT Libraries Government Documents Department

Dry-Cleaning Apparatus

Description: Patent for a dry cleaning apparatus. Illustrations included.
Date: September 10, 1912
Creator: White, Edward Y.
Partner: UNT Libraries Government Documents Department

Door Check.

Description: Patent for a new and improved door-check. This design "consists in the combination, with a jaw provided with a pocket having an opening in its bottom, of a pivoted bar having a bead or nipple, which bar is passed through the pocket, and of a spring held in the pocket jaw and resting on the bar" (lines 12-17).
Date: November 10, 1885
Creator: Maurer, Adam
Partner: UNT Libraries Government Documents Department

Educational Device.

Description: Patent for improvements in educational device by providing “a simple and comparatively inexpensive one designed for teaching addition, multiplication, subtraction, and division and capable of enabling the same to be explained with greater ease and at the expenditure of much less energy of both pupil and teacher.” (Lines 12-18) Illustration is included.
Date: February 10, 1903
Creator: Williams, Willoughby Columbus
Partner: UNT Libraries Government Documents Department

Safety-Aeroplane

Description: Patent for a safety aeroplane including instructions and illustrations.
Date: November 10, 1914
Creator: Haynes, Thomas Stanley
Partner: UNT Libraries Government Documents Department

Match Box

Description: Patent for a match box. Illustration included.
Date: January 10, 1905
Creator: Kuehn, Joachim F. W. & Steiner, Fritz
Partner: UNT Libraries Government Documents Department

Device for Decorticating Fibrous Leaves of Plants.

Description: Patent for a machine that decorticates fibrous material from leaves and plants designed to be of low manufacturing cost and light enough to be carried on pack animals.
Date: July 10, 1917
Creator: Askew, Joel Edward
Partner: UNT Libraries Government Documents Department

Hoeing-Machine

Description: Patent for improvements "to afford facilities for the more ready and perfect protection of the plant while the pulverizing-blades are cultivating the soil around it; second, to provide a better and more ready means of guiding the pulverizing-blades along the row I attain these objects by giving my guiding-fender a motion independent of the motion of the pulverizing-blades along the row and around the plants" (lines 13-19).
Date: December 10, 1889
Creator: Hurd, Judson B.
Partner: UNT Libraries Government Documents Department

Grease Cup.

Description: Patent for a grease cup used to lubricate machine parts.
Date: January 10, 1920
Creator: Allen, Arthur Chester John
Partner: UNT Libraries Government Documents Department

Fire-Escape.

Description: Patent for an improved chute type fire escape which is used to allow people to safely descend several stories of a building to the ground. Improvements include easy and economical installation, prevention of congestion of persons entering the chute, prevention of persons falling out of the chute, and inclusion of a water sheet to prevent the chute from catching fire.
Date: October 10, 1916
Creator: Youngblood, David Franklin
Partner: UNT Libraries Government Documents Department

Shutter - Fastener

Description: Patent for an improvement in shutter and blind fasteners. The invention provides a way for someone to lock or fasten blinds so they cannot be opened from the outside.
Date: October 10, 1905
Creator: Niggli, Emil
Partner: UNT Libraries Government Documents Department

Sash Cord Holder

Description: Patent for a sash cord holder. Illustration included.
Date: May 10, 1904
Creator: Haas, Edward
Partner: UNT Libraries Government Documents Department

Resilient Wheel

Description: Patent for a resilient wheel that is not puncturable by objects in the road bed.
Date: September 10, 1912
Creator: Mathieson, Marius
Partner: UNT Libraries Government Documents Department

Cheese Cutter

Description: Patent for a cheese cutter which includes a scale to determine the amount of cheese including illustrations.
Date: June 10, 1902
Creator: Niggli, Emil
Partner: UNT Libraries Government Documents Department

Container.

Description: Patent for a collapsible container that is easily assembled without the "employment of nails or fastening devices" (line 10).
Date: April 10, 1917
Creator: Dunn, Lewis C.
Partner: UNT Libraries Government Documents Department

Collapsible Foot Rest.

Description: Patent for a collapsible foot rest used for shoe shining stands. The invention is meant to simplify and improve the process of one stepping off or on a foot-rest to prevent injury or accident.
Date: December 10, 1918
Creator: Le Laurin, Eugene M.
Partner: UNT Libraries Government Documents Department

Aeration and Subirrigation for Promoting Vegetation

Description: Patent for large terminal that can be implanted into the ground, which can supply air and moisture into the surrounding soil to stimulate growth of vegetation.
Date: October 10, 1916
Creator: Rife, Archibald H.
Partner: UNT Libraries Government Documents Department
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