UNT Libraries Government Documents Department - 38 Matching Results

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Current-Motor.

Description: Patent for a current motor, which allows a smaller amount of water to be used to generate power for factories, irrigation equipment, and pumping devices.
Date: January 25, 1910
Creator: Brewer, Alden R.
Item Type: Refine your search to only Patent

Traction-Engine.

Description: Patent for improvements on traction-engines to make steering easier especially around short curves, and to decrease the amount of "dead weight" (line 21) of the machine overall.
Date: June 9, 1914
Creator: Cox, Oscar McGruder
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Header.

Description: Patent for improving and simplifying headers for the machinery that harvests Kafir corn or sorghum, so that they are lighter, more durable, and can process more crops at once.
Date: unknown
Creator: Fletcher, Henry M.
Item Type: Refine your search to only Patent

Display Device

Description: Patent for improvements in display devices that displays apparel without taking up a lot of space and will be out of the way when not needed.
Date: June 29, 1920
Creator: Frank, Henry L. A.
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Disk Plow.

Description: Patent for a disk plow modification, which allows the disk to be self-sharpening and automatically release accumulated garbage.
Date: November 4, 1919
Creator: Hoffman, George L.
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Clutch and Transmission Device.

Description: Patent for a clutch and transmission device for automobiles that "is simple, compact and inexpensive in construction, and which is thoroughly practical, reliable and efficient in use." (lines 31-33), including illustrations.
Date: May 29, 1917
Creator: Hubbard, Adra M. & Hubbard, Oscar M.
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Cotton Chopper and Cultivator

Description: Patent for a simplified and "improved cotton-chopping mechanism which may be readily applied to a straddle-row cultivator of ordinary construction, whereby the cotton may be plowed and chopped at one operation" (lines 10-14). It also allows for the chopping mechanism to be adjusted to regulate the chopping operation and provides better support of the mechanism while operating.
Date: May 9, 1899
Creator: Ledbetter, William H.
Item Type: Refine your search to only Patent

Combination-Tool.

Description: Patent for a novel combination tool used to construct and maintain wire fencing, including design modifications that encompass the ability to stretch and tie wires without the need for an additional tool, including illustrations.
Date: June 21, 1921
Creator: Matsler, Columbus U.
Item Type: Refine your search to only Patent

Cow-Yoke.

Description: Patent for a cow-yoke "comprising a yoke formed in sections pivoted one to the other" with spurs included (inwardly) at the ends of these pivoted sections to "prevent the animal from poking his head through a wire fence".
Date: August 19, 1913
Creator: Parker, Abbot S.
Item Type: Refine your search to only Patent

Traction-Engine.

Description: Patent for traction engines used in farms that will make it easier to construct, make it less heavy, and cheaper to build.
Date: August 8, 1916
Creator: Roberts, Adrian J. & Wright, Wayne C., Sr.
Item Type: Refine your search to only Patent

Dirigible Automobile-Headlight

Description: Patent for a dirigible automobile headlight which turns with the front wheels of the vehicle in order to illuminate the path in the direction the vehicle is about to travel, including illustrations.
Date: September 18, 1917
Creator: Sears, Johnie W.
Item Type: Refine your search to only Patent
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