UNT Libraries Government Documents Department - 1,052 Matching Results

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Account-Index.

Description: Patent for an account index card holder with “superposed parallel arms” (lines 111-112) that allow portions of the front and reverse side of each card to be visible. The holder and its supports may be used with a system for organizing, tracking, and indexing accounts.
Date: November 4, 1913
Creator: Roach, William Eli

Acetylene-Gas Apparatus.

Description: Patent for machines that generate acetylene gas for a "simple and comparatively inexpensive construction, in which the gas is thoroughly washed before entering the service-pipe and in which the water-supply to the generator is controlled by the gas pressure and the carbid kept at all times cooled by surrounding water" (lines 11-17).
Date: December 4, 1900
Creator: McGoldrick, William Hamilton

Acetylene Gas Torch

Description: Patent for a acetylene gas torch. Illustration included.
Date: March 15, 1904
Creator: Marsh, William H.

Acetylene Generator

Description: Patent for an acetylene generator. Illustration included.
Date: December 12, 1905
Creator: Sinclair, William

Adding-Machine

Description: Patent for adding machine that has improvements such as a controllable disk to avoid over or under rotation and simpler means of adding and removing adding disks.
Date: February 16, 1915
Creator: Sweet, William F. & Tideman, S.

Adding-Machine

Description: Patent for improvements to adding machines, which is key-operated and includes a vertically disposed shaft and a means to actuate the sliding plate.
Date: January 5, 1915
Creator: Gatewood, William F.

Adjustable Bench Hook.

Description: Patent for a new and improved bench hook. This design "consists in a bench-hook constructed with a plate carrying a sliding bar, to which is adjustably secured a hook. The sliding bar and hook are locked in place by a clamp and cam attached to the plate, and the plate and its attachments are locked to the bench-front by a stationary lug attached to the plate, and a moveable lug attached to a lever pivoted to the said plate and locked in place by a cam, so that the said hook can be readily adjus… more
Date: July 22, 1884
Creator: Cooper, Harry

Adjustable Bicycle-Rest.

Description: Patent for a new and useful adjustable bicycle-rest, including instructions and illustrations.
Date: January 23, 1900
Creator: Wise, Harry

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.

Adjustable Split Lock-Nut or Union

Description: Patent for an adjustable split cock-nut or union that is of a simple, cheap, and efficient construction with an intended use on valve rods of internal combustion engines. This device is designed to withstand direct pressure, blows, and torque forces.
Date: December 2, 1919
Creator: Dickinson, Harry E.

Adjustable Trunk-Rack

Description: Patent for a trunk-rack that is adjustable and sturdy. The trunk-rack design indicates that the rack has wheels and adjustable components to accommodate various sized pieces of luggage.
Date: April 15, 1919
Creator: Wessinger, Lon Woodram

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.

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.

Advertising- Sign

Description: Patent for new advertising signs that "involves the elements of motion, color, illumination, and mystery" (lines 16-17), including illustrations.
Date: unknown
Creator: Craig, Richard Morgan

Advertising Street Car Sign

Description: Patent for an advertisement sign located on the top of street cars. Illustration included.
Date: February 11, 1908
Creator: King, Alphonse

Aeration and Subirrigation for Promoting Vegetation

Description: Patent for large terminal that can be implanted into the ground, which can supply air and moisture into the surrounding soil to stimulate growth of vegetation.
Date: October 10, 1916
Creator: Rife, Archibald H.

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

Aeroplane

Description: Patent for an aeroplane which has its equilibrium maintained by the operator through levers that bring the plane up or down.
Date: December 6, 1910
Creator: McManus, Augustus F. W.

Aeroplane

Description: Patent for an aeroplane. Illustrations included.
Date: February 11, 1913
Creator: Goodrich, Luman L., Jr.

Aeroplane

Description: Patent for an aeroplane that will maintain its balance in the air automatically
Date: December 5, 1911
Creator: McManus, Augustus F. W.

Aeroplane

Description: Patent for Aeroplane. This flying machine will automatically return to normal horizontal position if tilted.
Date: September 17, 1909
Creator: MacManus, Agustus, F.

Air-Brake

Description: Patent for an air brake with instructions and illustrations.
Date: November 24, 1914
Creator: Wolf, Gustav B.

Air-Brake and Starter for Automobiles.

Description: Patent for multiple innovations to automobile air-brakes and starters, including improvements such as ease of use, reliability, and versatility amongst vehicle models.
Date: December 13, 1921
Creator: Green, Herbert

Air-Compressing Apparatus.

Description: Patent for a new air compressing apparatus which employs two kinds of tanks called high pressure containers and low pressure containers charged by means of an air compressing engine.
Date: March 16, 1915
Creator: Gebhardt, William Charles
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