UNT Libraries Government Documents Department - 25 Matching Results

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Wheeled Gang Plow

Description: Patent for a wheeled gang plow. "This invention relates to improvements in motor drawn wheeled gang plows of the disk type" (lines 13-15). Illustrations included.
Date: August 6, 1912
Creator: Weiler, Nicholas
Item Type: Refine your search to only Patent

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

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

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.
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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.
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
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
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