UNT Libraries Government Documents Department - 89 Matching Results

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Insect Destroyer.

Description: Patent for a new and improved pest control device. This design "consist[s] of the flexible air-supply funnel, having end-supporting and mouth-distending rim, terminating in vertical bottom legs or branches, the gas generator, the air-inlet tube having the valve, and the rigid gas-discharge tube" (lines 22-28).
Date: December 25, 1883
Creator: Grafton, William
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Insecticide.

Description: Patent for an insecticide that uses an arsenic compound to kill insects instead of Paris green or London purple, and can easily be made into a beautiful green powder that may be used as a pigment.
Date: November 27, 1894
Creator: Brumleu, Ludwig & Brumleu, Ernest
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Insecticide for Boll-Weevils.

Description: Patent for boll-weevil insecticide with novel method of compounding. Arsenic and baking soda are combined with wood ash to create a dust which kills the insects as an inhalent instead of needing to be consumed by the insects in order to be effective.
Date: November 1, 1921
Creator: Koenig, Philipp
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Mail Bag Catcher and Deliverer

Description: Patent for a mail bag catcher and deliverer. "This invention relates to mail bag catchers and deliverers and the principle object of the invention is the provision of simple and efficient mechanism of the character which may be readily and conveniently thrown to operative and inoperative position and wherein the saddle bars and their respective guards may be aligned with the track and car" (lines 9-17). Illustrations included.
Date: January 14, 1913
Creator: Freeman, Richard J.
Item Type: Refine your search to only Patent

Metal-Shears

Description: Patent for "a machine of this nature specially designed for slotting sheets of metal in the formation of devices for plaiting cloth, a further object of the invention being to provide a machine that will be easy and simple of operation and may be operated with accuracy and into which the plate may be inserted and from which it may be removed with facility" (lines 8-17).
Date: June 25, 1901
Creator: Hackett, Harry J.
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Non-Spillable Oil Can

Description: Patent for improvements upon non-spillable oil cans that contain "a valve-controlled inlet and outlet whereby the receptacle can be readily and easily filled and its contents prevented from spilling irrespective of what position it may be arranged when not in use" (lines 10-15).
Date: July 6, 1915
Creator: Matthews, William James
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Oil-Burner.

Description: Patent for an oil burner which ensures the "formation of a thorough mixture of oil, air and a fluid under pressure, such as steam or compressed air" and the prevention of the "flooding of the burner with surplus oil".
Date: June 3, 1913
Creator: Eckhardt, Richard H.
Item Type: Refine your search to only Patent

Pad for Horse-Collars

Description: Patent for a pad for a horse collar that connects to one side of the branch and then the other to maintain hold around the animal's neck when pulled back. Includes instructions and illustration.
Date: February 15, 1916
Creator: Flemming, Julius R.
Item Type: Refine your search to only Patent

Paper Holder and Cutter.

Description: Patent for a new and improved paper cutter. This design "relates to that class of paper holders and cutters in which the paper is drawn through a holder and severed at any desired point. Its objects are to secure a cheap, simple, durable, efficient, and easily-manipulated apparatus capable, if required, of holding several sheets of the same or different widths, which can be fed side by side and cut to the requisite length, leaving a projecting edge behind the cutter to afford ready means of dra… more
Date: November 13, 1888
Creator: Eberhardt, Theophilus Charles
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Passenger Recorder

Description: Patent for "automatically auditing the number of passengers and the distance traveled by said passengers while en route on a train or other public conveyance." (lines 9-13)
Date: September 26, 1911
Creator: Rudolf Brown, of Cuero, Texas.
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Patent for Planter Attachment

Description: Patent for a planter attachment for cultivators that allows for replanting of crops in skips where there is a poor stand. This cultivator attachment allows for access to replant crops amongst other growing crops and plants.
Date: November 25, 1919
Creator: Wolter, Fredrich W.
Item Type: Refine your search to only Patent

Printing Plate.

Description: Patent for a new and improved printing-plate. This design "relates to an improvement in printing-plates designed particularly for printing mailing-lists for newspapers and other periodicals" (lines 8-11). To this end, it consists in "[t]he combination of the bar or holder having the downwardly and inwardly turned ends, and the printing-plates secured on the former . . . of the loop loosely mounted on the plate, and the interposed wedge-shaped locking-key" (lines 5-16).
Date: July 22, 1890
Creator: Eberhardt, Theophilus Charles
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Process of Tanning Hides.

Description: Patent for "an improved process of tanning hides in an expeditious and economical manner, and to produce a fine quality of leather" (lines 8-11). The limed and haired hides are baited thrice, afterwards the hides are packed into "tanning-vats with bark and covering them with a solution of alum and water" (lines 80-82). The hides are then leached in salt water and scoured and dried.
Date: July 14, 1896
Creator: Rogers, John Charsley
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Refrigerator.

Description: Patent for a refrigerator especially designed to cool meat, dairy, and other farm products. It uses little ice and cools using vaporization.
Date: October 1, 1895
Creator: Elder, Philip T.
Item Type: Refine your search to only Patent

Riding Saddle.

Description: Patent for a new and improved saddle. This design "provide[s] a flexible or elastic seat, consisting of a number of thicknesses of tanned sheepskin, with the wool on, between the saddle-tree covering and the ordinary external rawhide or other covering, thus preventing the said covering from resting on the inner edges of the saddle-tree side bars, which forms a comfortable and easy saddle; and, in addition to this, [the] invention relates to the opening rearwardly and laterally in the saddle-tre… more
Date: July 6, 1886
Creator: Hake, Francis A.
Item Type: Refine your search to only Patent

Ruffling Attachment for Sewing Machines.

Description: Patent for a new and improved ruffling attachment for sewing machines. This design consists in "[t]he combination, with the flat main plate having the loop, of the ruffling-plate having its side at one end turned over parallel with its main portion, and provided with a spring tongue or plate that is inserted in the loop" (lines 59-63).
Date: July 8, 1884
Creator: Lauraine, Eugene G.
Item Type: Refine your search to only Patent

Saddle Pad.

Description: Patent for a new and improved saddle pad. This design "consists of a saddle-pad formed of an upper and lower cover connected by lacing, provided with pockets, and filled intermediately with layers of felt or cloth" (lines 13-16). The saddle pad was designed to increase comfort for the rider while maintaining comfort for the animal.
Date: May 30, 1882
Creator: Hake, Francis Anton
Item Type: Refine your search to only Patent
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