UNT Libraries Government Documents Department - 17 Matching Results

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Adjustable Hoe

Description: Patent for improvement in "the construction of hoes and to provide a simple, practical, and inexpensive hoe, of strong and durable construction." (lines 11-13) including illustrations.
Date: July 27, 1915
Creator: Armstrong, John Joshua, Sr.
Item Type: Refine your search to only Patent

Post Hole Digger.

Description: Patent for a new post hole digger that both facilitates the creation of straight sides to the hole and a mechanism to allow for easy removal of the dirt.
Date: August 17, 1916
Creator: Armstrong, John Joshua, Sr.
Item Type: Refine your search to only Patent

Brooder

Description: Patent for a brooder which prevents chicks from entering after a certain number have gone through the door.
Date: November 5, 1912
Creator: Becker, August B.
Item Type: Refine your search to only Patent

Automobile-Jack.

Description: Patent for an automobile jack design adapted for use in garages and by those who need to do work underneath an automobile. Illustration included.
Date: August 29, 1912
Creator: Bouldin, W. Claughton
Item Type: Refine your search to only Patent

Water-Heater.

Description: Patent for a portable water heater "in which a circulation of water may be had, whereby the same may become readily heated for use in a bath tub or other receptacle." (lines 12-15)
Date: November 18, 1913
Creator: Ramsey, Lee
Item Type: Refine your search to only Patent

Railroad-Trestle.

Description: Patent for improvements to current railroad trestles, in particular the truss work and supported structure. Improvements include ease of build and repair and a more practice and substantial design.
Date: December 8, 1914
Creator: Teters, Paul Albert
Item Type: Refine your search to only Patent

Fayettsville Quadrangle

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 1:62500
Date: 1919
Creator: United States. Army. Corps of Engineers.
Item Type: Refine your search to only Map
Location: 29.88 -96.62

Garden Implement

Description: This a letter from John S. Ward to the United States Patent Office. John S. Ward described and proposed his invention on Garden Implement and he provided a detail of diagrams of how the device could improve the Garden or field hand implements. It enables the hoe and weeder adapted to turn over the soil and to cut the root of the grass.
Date: November 9, 1912
Creator: Ward, John Swayze
Item Type: Refine your search to only Patent
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