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Cotton Picker

Description: Patent for a machine for harvesting cotton. Illustrations included.
Date: April 20, 1909
Creator: Pierce, John Earl
Partner: UNT Libraries Government Documents Department

Cotton-Picker.

Description: Patent for an electric motor operated cotton picker, which is worn on the body and sucks the cotton bolls through a nozzle into a bag.
Date: April 20, 1909
Creator: Gray, Sidney J.
Partner: UNT Libraries Government Documents Department

Cotton-Gin Attachment

Description: Patent for an attachment to be used as a chute for cotton gins. Illustrations included.
Date: April 20, 1909
Creator: Story, Henton L.
Partner: UNT Libraries Government Documents Department

Cotton-Gin.

Description: Patent for a saw-cleaning attachment for cotton gins. Includes instructions and illustrations.
Date: April 20, 1897
Creator: Griffin, Thomas J.
Partner: UNT Libraries Government Documents Department

Shock-Absorber and Axle-Reinforcement.

Description: Patent for a shock absorber and axle reinforcer designed to protect the axle and spring in motor vehicles with a front transverse spring while driving over rough road.
Date: April 20, 1920
Creator: Teller, John D.
Partner: UNT Libraries Government Documents Department

Reversible Spring-Motor.

Description: Patent for a spring-motor for bicycles, street and railway cars, and other vehicles which is meant "to accumulate and store surplus power which is usually lost in stopping vehicles and in holding back the same when descending steep grades, the purpose being to utilize such stored power for the purpose of propelling the vehicle up an incline or at whatever point additional power may be found desirable." (Lines 17-24) Includes instructions and illustrations.
Date: April 20, 1897
Creator: Click, John Jones
Partner: UNT Libraries Government Documents Department

Improvement in Processes of Reducing Asphaltum to a Liquid.

Description: Patent for a process to "reduce asphaltum to a liquid, and hold the same in a semi-fluid condition without heat, and which constitutes an entirely new article of commerce, and furnishes to the trade an article of asphaltum prepared and ready for use, without the labor, expense, and delay of melting, for paving and roofing purposes, and one most admirably adapted for use by manufacturers of varnish and japan." (Lines 8-16) Includes instructions and illustrations.
Date: April 20, 1875
Creator: Lee, Archibald K.
Partner: UNT Libraries Government Documents Department

Improvement in Processes of Reducing Asphaltum to Liquid.

Description: Patent for improved “process of reducing asphaltum to a liquid and holding the same in a fluid condition without heat or the use of dead-oils” (lines 31-34).
Date: April 20, 1875
Creator: Lee, Archibald K.
Partner: UNT Libraries Government Documents Department

Improvement in Gang-Plow.

Description: Patent for improvement in gang-plow by using an adjustable slotted cross-bar to enable the “plow-beams to oscillate, so that their landsides are always vertical, however uneven the ground may be.” (Lines 20-21) “This tool can also regulate the depth of the plows in the ground whereby the depth of furrow is adjusted.” (Lines 24-25) Illustration is included.
Date: April 20, 1869
Creator: Hall, Thomas J.
Partner: UNT Libraries Government Documents Department

Device for Teaching Music

Description: Patent for a music education device aimed toward children and basic music building blocks. It is designed to teach the positions of piano keyboard notes through the use of differently dressed and named puppets. These puppets can be adjusted to also introduce basic musical concepts like rests, rhythm, and time.
Date: April 20, 1920
Creator: Maxwell, Annie L.
Partner: UNT Libraries Government Documents Department

Inner Tube for Pneumatic Tires

Description: Patent for an inner tube for pneumatic tires that has been layered with vulcanized fabric so as to protect from damage. Illustrations included.
Date: April 20, 1909
Creator: Culmore, March
Partner: UNT Libraries Government Documents Department

Device for Making Castings.

Description: Patent for "making castings of various kinds, and more especially for making castings for dental use" (lines 10-12) including illustrations.
Date: April 20, 1909
Creator: Davison, Hugh M.
Partner: UNT Libraries Government Documents Department

Smoker's Pipe.

Description: Patent for improvements in sanitation, or cleaning, of smoker's pipes. Pipe can be dissembled for cleaning and includes access to duct and stem with no loss of quality in airstream.
Date: April 20, 1915
Creator: Hopkins, George C.
Partner: UNT Libraries Government Documents Department

Driving Gearing for Motor Vehicles

Description: Patent for a driving mechanism that allows all four wheels of a motor vehicle to be used for traction purposes.
Date: April 20, 1915
Creator: Twyford, Robert E.
Partner: UNT Libraries Government Documents Department

Fence-Stay.

Description: Patent for fence stays which have "novel and improved means for effectively bracing and spacing the wires of a fence." The invention "will possess advantages in points of efficiency and durability, is inexpensive to manufacture, and at the same time, is simple in construction and operation."
Date: April 20, 1915
Creator: Benson, Autha C. & Benson, A. C.
Partner: UNT Libraries Government Documents Department

Self-Filling Tire

Description: Patent for a product that automatically inflates automobile tires with the motion and weight of the moving vehicle, with the help of a piston that is not driven by springs.
Date: April 20, 1915
Creator: Fernandez, Jose
Partner: UNT Libraries Government Documents Department

Folding Grain-Harvester Reel.

Description: Patent for making the arms of the folding reels of grain harvesters shiftable and creating a way to brace the arms and hold them in different positions.
Date: April 20, 1915
Creator: Buchanan, David E.
Partner: UNT Libraries Government Documents Department

Feed-Cutting Machine.

Description: Patent for a grain-cutting apparatus with adjustable knives. Includes instructions and illustrations.
Date: April 20, 1897
Creator: Clark, William J.
Partner: UNT Libraries Government Documents Department

Fare-Box.

Description: Patent for a fare-box for cars and other vehicles that allows the driver or conductor to set the fare and which registers the amount paid. Includes instructions and illustrations.
Date: April 20, 1897
Creator: Katzenberger, Oscar
Partner: UNT Libraries Government Documents Department

Box for Washing Material for Concrete.

Description: Patent for "a new and useful improvement in boxes for washing aggregate or rough material for making concrete" (lines 5-7), including instructions and illustrations.
Date: April 20, 1886
Creator: Carrico, Thomas W.
Partner: UNT Libraries Government Documents Department

Back-Band Buckle.

Description: Patent for an improved back-band buckle and an improved hook that connects the buckle with the trace-chain. The lever-hook snaps "into position and is held secure in a pane substantially flush with the lower portion of the buckle-frame when the buckle is closed by the forcing down of the lever" (lines 15-19).
Date: April 20, 1897
Creator: Brown, John Staddart
Partner: UNT Libraries Government Documents Department

Bin-Measuring Apparatus

Description: Patent for a bin measuring apparatus for weighing dry products for sale quickly and accurately.
Date: April 20, 1909
Creator: Duke, Joseph S.
Partner: UNT Libraries Government Documents Department

Book-Holding Device

Description: Patent for a book-holding device that will keep books open by holding back turned pages, with illustrations.
Date: April 20, 1920
Creator: Barry, David Redmond
Partner: UNT Libraries Government Documents Department

Hose-Coupling.

Description: Patent for a coupling device for train pipes used on railroad trains to connect fluid conduits and similar pipes.
Date: April 20, 1915
Creator: Hume, John
Partner: UNT Libraries Government Documents Department
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