UNT Libraries Government Documents Department - 46 Matching Results

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Rotary Tooth-Brush

Description: Patent for a crank powered rotary toothbrush. Designed with the purpose of easily cleaning teeth with a simple automatic mechanism, with added projection via a shield around the brush for protecting gums and cheeks from being scraped by the brush.
Date: October 8, 1918
Creator: Abel, Charles
Item Type: Refine your search to only Patent

Plow.

Description: Patent for an improved plow that consists of a plow beam, a horizontal shoulder and a loop in its front, a clamp that adjusts the loop, a screw in the clamp and the vertical bar, and draft appliances. It is especially designed to easily connect to the animal that is drawing it.
Date: August 8, 1893
Creator: Blunck, John
Item Type: Refine your search to only Patent

Cotton Bale Binder.

Description: Patent for a new and improved cotton bale binder. This design "consists of a simple contrivance for binding cotton and other bales together when loaded on flat cars to prevent the load from being shaken apart and separated by the shocks and jolts of the car, and also to prevent the bales from being pulled off by cotton thieves, the said contrivance consisting of two or more hooks having pulleys or eyes strung on a rope, the rope being fastened to one of the eyes or pulleys forming one end of th… more
Date: May 8, 1883
Creator: Burr, Lewis
Item Type: Refine your search to only Patent

Barrel for Outhouses.

Description: Patent for a new and improved barrel. This design consists in "[t]he combination, with the barrel-head having the opening, of the cover adapted to close said opening, the bolt extending through said cover and into the barrel, the clamping bar longer than the width of said opening in the barrel-head, said bar being centrally pivoted by a rivet to the lower end of said bolt, and a nut screwed upon the upper end of said bolt for clamping said cover in position" (lines 16-25).
Date: May 8, 1888
Creator: Carrico, Thomas W.
Item Type: Refine your search to only Patent

Funding Request- Full Year Head Start

Description: Funding request for Head Start program in San Antonio/Bexar County run by the Economic Opportunities Development Corporation. Includes verification of compliance with federal grant requirements.
Date: October 8, 1971
Creator: Economic Opportunities Development Corp. of San Antonio and Bexar County
Item Type: Refine your search to only Text

Blackboard.

Description: Patent for a rotating blackboard that can be covered when not in use, as well as adjusted to different heights and locked into place so the writer can utilize every available space of the blackboard. The inventor designed the blackboard "for use in schools and brokerage offices."
Date: March 8, 1921
Creator: Grothaus, Julia
Item Type: Refine your search to only Patent

Trolley-Wire Crossing.

Description: Patent for "means of which trolley-wires may be made to cross each other without contact and at the same time admit of the passage of trolley-wheels over each of the cross-lines." (Lines 11-15) Includes instructions and illustrations.
Date: September 8, 1896
Creator: Handshy, Henry Milton
Item Type: Refine your search to only Patent

Safety-Razor-Blade Sharpener.

Description: Patent for a safety razor blade sharpener with an improved arrangement of the metal grinding elements and a novel blade holder that can hold various types of blades and sharpen both sides, including illustrations.
Date: May 8, 1917
Creator: Hauser, Peter D.
Item Type: Refine your search to only Patent

Crutch.

Description: Patent for improvements in crutches by making the crutch adjustable in length according to a person’s height and “overcome the jerks by the movements with the crutches.” (Lines 15-16) Illustration is included.
Date: January 8, 1901
Creator: Hough, Orson E.
Item Type: Refine your search to only Patent

Hoeing Machine.

Description: Patent for a new and improved hoeing machine. This design is "first, to provide a joint between the handle and the gage-wheel, and to insure such arrangement of parts as will enable the operator, by raising and lowering one hand, to give the blade an oscillating motion or swing it from right to left with the greatest ease, and without tipping or turning the wheel or changing too much the position of the blade in respect to the surface of the ground; second, to provide a double gage-wheel that w… more
Date: November 8, 1887
Creator: Hurd, Judson B.
Item Type: Refine your search to only Patent
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