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Attachment for T-Stands

Description: Patent for improvement of T stands, which includes a vertical rod that makes attachment and removal easier.
Date: August 2, 1921
Creator: Adamson, John Selden
Partner: UNT Libraries Government Documents Department

Rotary Plowshare

Description: Patent for rotary plowshare that allows for improvements in plows. This detachable element rotates as it moves within the earth, pulverizing and disintegrating it while doing so. This rotary plowshare will accelerate cultivation and provide cost savings in time and labor.
Date: August 30, 1921
Creator: Billingsley, Rennie E.
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel.

Description: Patent for a spring cushioned tire. The springs are positioned between the wheel ferry and the tread.
Date: August 30, 1921
Creator: Allan, William N.
Partner: UNT Libraries Government Documents Department

Combined Seed Planter and Cultivator.

Description: Patent for a new and improved combined seed planter and cultivator. This design "is to provide combined seed-planters and cultivators constructed in such a manner that the seed-planting mechanism can be readily detached when not required for use, and also in such a manner that each plow can be adjusted independently of the others when desired" (lines 18-24).
Date: August 15, 1882
Creator: Gifford, George L.
Partner: UNT Libraries Government Documents Department

Advertising-Sign

Description: Patent for large outdoor advertising sign that is inexpensive to illuminate but still catches attention by providing the illusion of movement.
Date: August 20, 1918
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department

Advertising-Sign.

Description: Patent for an advertisement sign with a translucent display band that illuminates different sections of letters, numbers, or figures, in various colors, giving the appearance of animation.
Date: August 5, 1919
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department

Cattle-Guard.

Description: Patent for a cattle guard to prevent animals from going on railroad tracks by installing plates which grate and rock if an animal steps on them to scare the animals away from the tracks.
Date: August 23, 1910
Creator: Herring, Henry H.
Partner: UNT Libraries Government Documents Department

Appratus for Treating Refuse Matter.

Description: Patent for "the perfection of an apparatus by the use of which night soil or garbage may be reduced to ashes in the shortest possible time and at a comparatively trivial expense" (lines 20-24).
Date: August 8, 1893
Creator: Carrico, Thomas W.
Partner: UNT Libraries Government Documents Department

Air Compressor for Deep Well Pumps.

Description: Patent for a new and improved air-compressor. This design "relates to improvements in air-compressing mechanism for the purpose of pumping for forcing from deep wells and performing similar work; and it consists in the construction and arrangement of a larger and smaller air-cylinder, and the combination therewith of mechanism to force the air from the larger into the smaller cylinder to increase the air-pressure in the latter" (lines 22-30).
Date: August 2, 1887
Creator: Adams, John R.
Partner: UNT Libraries Government Documents Department

Aerodrome

Description: Patent for an aerodrome which is a heavier than air flying machine powered by motorized propellers
Date: August 24, 1909
Creator: Sinclair, William
Partner: UNT Libraries Government Documents Department

Pressure-Screw.

Description: Patent for a pressure screw where the screw can freely rotate, and the shoe may pivot slightly. It is also designed for easy maintenance and lubrication of the bearing and to be cheap to manufacture, efficient and durable.
Date: August 16, 1921
Creator: Menger, Edward W.
Partner: UNT Libraries Government Documents Department

Adjustable Split Lock-Nut or Union.

Description: Patent for an affordable and efficient coupling device for use "on valve rods of internal combustion engines, especially those used in automobiles and aeroplanes or on those motors or engines employing overhead valves and whereby the union or coupling may be readily and securely locked on a valve rod with sufficient resistance to withstand the strain of direct pressure" (lines 14-21).
Date: August 17, 1920
Creator: Dickinson, Harry E.
Partner: UNT Libraries Government Documents Department
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