UNT Libraries Government Documents Department - 113 Matching Results

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Aerocompass.

Description: Patent for an aerocompass, which improves upon a compass combined with inclinometers or map-boards. It is intended for use on submarines, airplanes, or in an area when it would be difficult to use a regular compass.
Date: January 8, 1918
Creator: Fischer, Fred Charlie.
Item Type: Refine your search to only Patent

Ant-Trap

Description: Patent for an ant rap designed to catch ants and burrowing insects that are destructive to vegetation. Illustrations included.
Date: April 20, 1909
Creator: Fly, Nathaniel D.
Item Type: Refine your search to only Patent

Axle Lubricator.

Description: Patent for a new and improved axle lubricator. This design consists in "[t]he combination, with the barrel or reservoir, its piston, and screw of the passage leading up from the top of the barrel-chamber, and the tube passing through the axle-collar and into a cavity of the axle arm" (lines 92-97).
Date: October 7, 1884
Creator: Keller, Henry
Item Type: Refine your search to only Patent

Bee-Cage.

Description: Patent for a new and improved design of bee cages that facilitates the feeding of bees during transportation and provides "the proper ventilation of the air through the cage to prevent the bees from smothering" (lines 17-19), including illustrations.
Date: September 21, 1920
Creator: Ault, Eugene B.
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Bee-Shipping Cage

Description: Patent for transferring bees to a different hive without injury and preventing bees from escaping. The bee-cage offers different ways to transfer the bees.
Date: August 16, 1921
Creator: Ault, Eugene B.
Item Type: Refine your search to only Patent

Blind Stop.

Description: Patent for a new and improved blind-stop. This design consists "[i]n blind-stops, the rod, consisting of two parts connected by a thin piece of metal, in combination with a blind provided with a median open-slotted tapering screw and thumb-nut" (lines 49-53).
Date: December 25, 1888
Creator: Warren, Thomas
Item Type: Refine your search to only Patent

Blind Stops.

Description: Patent for a new and improved stop for blinds. This design "is to provide a convenient means by which blind-slats may be swung on their pivots, so as to open or close to the extent desired" (lines 8-11).
Date: June 5, 1883
Creator: Vandervoort, Charles Frederick
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "is to provide a . . . car-coupling link which automatically uncouples cars in case one or more of the cars runs off the track" (lines 7-10).
Date: February 27, 1883
Creator: Keller, Henry
Item Type: Refine your search to only Patent

Caster Attachment for Plows.

Description: Patent for "a simple and practical attachment for a sulky or other plow which will enable the operator to readily turn the plow at any point where this may be desired while the plow is in service, and furthermore, to furnish a device of the above-indicated character which will be especially well adapted to facilitate the turning movement of a disk plow and dispense with the use of a tongue to guide the plow." (Lines 14-23) Includes instructions and illustrations.
Date: May 26, 1896
Creator: Waters, George W.
Item Type: Refine your search to only Patent

Check-Writer.

Description: Patent for an automatic bank check writer that will type out the name of the payee and other figures. Rotatable type cylinders, a foot presser, and additional adjustable character dials are included in the invention objects.
Date: May 18, 1920
Creator: Wendelken, Charles
Item Type: Refine your search to only Patent

Check-Writer.

Description: Patent for a new check-writer machine capable of typewriting bank checks and similar documents with two sets of type, allowing for the printing of payee names, numerical amounts, and word amounts in a single movement.
Date: June 28, 1921
Creator: Wendelken, Charles
Item Type: Refine your search to only Patent

Combination Fish-Bucket.

Description: Patent for a combination fish bucket, which has two compartments for holding bait, tackle, and food and a holder for a fishing rod, which may be carried on the body or by a handle.
Date: July 5, 1910
Creator: Fly, Nathaniel D.
Item Type: Refine your search to only Patent

Combination Safety-Razor and Hair-Trimmer.

Description: Patent for a tool used for shaving or hair trimming. This device has a reversible plate carrying a guard and comb teeth. The plate being reversible to permit the guard to be used in connection with a blade for shaving and to permit the teeth to be used in connection with a blade for hair trimming.
Date: August 20, 1918
Creator: Brasier, William Harry
Item Type: Refine your search to only Patent

Combined Milk Pan and Curd or Cheese Mold.

Description: Patent for a new and improved combined milk pan and curd or cheese mold. This design "consists in a dairy or kitchen utensil composed, mainly, of a pan with spout and stopper, and a detachable screen-cover to the pan constructed to also form a mold, and otherwise of peculiar construction" (lines 8-12).
Date: August 11, 1885
Creator: Noessel, Sarah J.
Item Type: Refine your search to only Patent

Combined Shock-Absorber and Brace.

Description: Patent for an improved connection between the shock absorber and brace to "reduce the strain on the front springs of a motor vehicle and to control the rebound incident to the front wheels [...] so that the machine may at all times be under proper control of the steering mechanism" (lines 34-41), including illustrations.
Date: April 11, 1916
Creator: More, David
Item Type: Refine your search to only Patent
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