UNT Libraries Government Documents Department - 36 Matching Results

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Brick-Kiln.

Description: Patent for an improvement for continuous and semi-continuous kilns, to decrease resulting moisture "without materially lessening their fuel economy" (page 1, lines 50-51), including illustrations.
Date: July 13, 1915
Creator: Montrief, James V.
Item Type: Refine your search to only Patent

Clod-Crusher

Description: This patent is for a clod crusher. The purpose of this patent is to make clod crushing more effective and efficient through the action of the cutting members and not by the weight of apparatus alone.
Date: April 9, 1918
Creator: Weems, Thomas J.
Item Type: Refine your search to only Patent

Combination-Tool.

Description: Patent for a combination tool for pipe fitters and mechanics. The tool can be combined with a number of separate tools, including a die-stock and tap. The tool is foldable when not in used.
Date: December 19, 1911
Creator: Richardson, Charlie N.
Item Type: Refine your search to only Patent

Cotton-Loader.

Description: Patent for “improvements in apparatus for loading cotton bales (either gin or compress) onto box cars, especially with a view of utilizing the head room or space usually left unoccupied between the roof of the car and the bales stacked on the floor in the prevailing practice of loading cars” (lines 36-42) including instructions and illustrations.
Date: May 4, 1915
Creator: Newell, Allen
Item Type: Refine your search to only Patent

Dental Instrument.

Description: Patent for an improved dental instrument with a pointer and plunger combination to precisely locate the opening of the root canal and fill it effectively. The simple construction with few parts efficiently produces a compact tool with low production costs.
Date: December 23, 1919
Creator: Payne, David H.
Item Type: Refine your search to only Patent

Drop-Feed for Seeders and Planters.

Description: Patent for a drop feed device that dispenses individual seeds (particularly peas) for planting. It attaches to a planter, dropping seeds when activated by the motion of the planter's wheels. A seed guard prevents clogging.
Date: September 25, 1917
Creator: Johnson, Mat P.
Item Type: Refine your search to only Patent

End-Gate Fastener

Description: Patent for improvements in wagons' and similar vehicles' end gate fasteners, of which provide a firm lock and are readily and quickly disengaged as needed, with illustration.
Date: February 16, 1915
Creator: Harvey, Thomas David
Item Type: Refine your search to only Patent

Fort Worth Sheet

Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1918
Creator: Geological Survey (U.S.)
Item Type: Refine your search to only Map
Location: 32.75 -97.25

Grain Header and Loader

Description: Patent for grain header and loader with improved structure and adjustable height, designed to be fitted onto and powered by a moving wagon for the efficient harvesting of crops, including illustrations.
Date: December 3, 1918
Creator: Sullins, John W.
Item Type: Refine your search to only Patent

Insect-Destroyer.

Description: Patent for an insect destroyer, specifically made for the boll weevil insect. The purpose of the Insect-Destroyer is to provide a cheaper, simpler, and more convenient alternative to the existing boll weevil insect destroyers.
Date: October 30, 1917
Creator: Clement, Auther H.
Item Type: Refine your search to only Patent

Mote-Board for Cotton-Gins.

Description: Patent for an invention that improves mote boards for cotton gins by causing the "impurities and dust thrown off by the centrifugal action of the brush to be conducted away by a dust passage" (lines 19-22).
Date: May 29, 1917
Creator: Wooldridge, James L.
Item Type: Refine your search to only Patent
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