UNT Libraries Government Documents Department - 593 Matching Results

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Cross-Roller Bit.

Description: Patent for a certain new and useful improvement in cross-roller bits. Invention relates to "improvements in rotary boring drills for use in drilling wells for water, oil or gas and has particular reference to drills of the so called cross roller type for use in hard formation."
Date: November 4, 1919
Creator: Hughes, Howard R.
Item Type: Refine your search to only Patent

Peanut-Digging Attachment.

Description: Patent for an instrument that, during cultivation of peanuts, can be horizontally attached to a digging implement and cut through the peanut plant and discharge both the plant and peanut via the top of the cultivating device. The instrument is attached and angled so that the peanut does not suffer any damage during cultivation.
Date: August 27, 1918
Creator: Rainer, John T.
Item Type: Refine your search to only Patent

Pipe-Wrench.

Description: Patent for the improvement of the pipe wrench for heavy construction. This invention was made to allow workers to use a variety of parts and arrangements depending on the type of pipe they are working with.
Date: January 4, 1921
Creator: Reed, Clarence E.
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Valve.

Description: Patent for a valve for suction and blower conduits. This particular device is designed for use in cotton ginneries and saw mills.
Date: March 6, 1917
Creator: Guice, Bengamen R.
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Washboard.

Description: Patent for a new washboard with "simple durability, and cheap construction, . . . [which is] serviceable and efficient in its use" (lines 12-14), including illustrations.
Date: July 28, 1914
Creator: Bush, Henry C.
Item Type: Refine your search to only Patent

Hydrocarbon-Burner

Description: Patent for a burner constructed to admit a force of steam or air is sent through the nozzle with assigning to the fuel in fuel reservoir. This invention is used to burn the heavy crude oil.
Date: July 4, 1916
Creator: Nicholson, John
Item Type: Refine your search to only Patent

Tourist's Glass.

Description: Patent for improvements to tourists' glasses, "intended for use to tourists, hunters, ranchmen, botanists, minerologists, and analogous purposes" (lines 25-27) including illustrations.
Date: July 21, 1914
Creator: Faehrmann, John M.
Item Type: Refine your search to only Patent

Extensible Neck-Yoke

Description: Patent for a neck yoke which may be lengthened or shortened and has novel means for securing the adjustable sections to prevent slipping, should the main fastening become loose.
Date: May 4, 1915
Creator: Waddell, Gasper Leon
Item Type: Refine your search to only Patent

Automatic Water Cut-Off

Description: Patent for improvements to automatic water cut-offs adapted to be useful "in the event of the falling of temperature to freezing or any other predetermined degree of automatically cutting off the flow of the water." (Lines 18-22).
Date: November 13, 1917
Creator: Goodridge Wilson B.
Item Type: Refine your search to only Patent

[Trading Card: Mission San Francisco de los Tejas]

Description: Trading card issued as part of the Geocache Challenge program for Mission Tejas State Park, depicting a log-cabin-style building covered in snow. It has a small tower over the entrance, with a wooden cross and it is labeled as a replica of the Mission San Francisco de los Tejas. Information on the back gives the history of the building and the park .
Date: 2011
Creator: Texas. Parks and Wildlife Department.
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