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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
Partner: UNT Libraries Government Documents Department

Improvement in Windlass Water-Elevators

Description: Patent for an improvement in Chain-Wheels consisting "in the construction and arrangement of a device for drawing water from wells, which shall be cheap, convenient, and free from danger, as will be hereinafter more fully set forth."
Date: October 15, 1878
Creator: Knipscheer, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Screen.

Description: Patent for improvements in well-screen by providing a symmetrical strainer which having an exceedingly firm and rigid frame; it is constructed as to interpose the least obstruction to the straining operation. (Lines 21-25) Illustration is included.
Date: December 8, 1903
Creator: Karsch, George J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tool.

Description: Patent for "...a tool embodying certain novel features and details of construction, as hereinafter fully described, illustrated in the drawings, and claimed" (lines 7-10) with illustration and descriptions.
Date: April 27, 1897
Creator: Hutchins, John Pearce
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement In Bale-Ties.

Description: This patent was created for free ends of wire to be united and form a circular shape. The wire is then interconnected with a loop that has been doubled by the device.
Date: April 16, 1878
Creator: Knipscheer, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

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
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for improvements to the turning-plow, with convertible attachments for other forms of plow.
Date: December 11, 1900
Creator: Armstrong, John Joshua, Sr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

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
Partner: UNT Libraries Government Documents Department

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
Partner: UNT Libraries Government Documents Department

Collapsible Bench.

Description: Patent for a collapsible bench that improves the structure of general work benches by folding together when not being used.
Date: June 15, 1920
Creator: Danyluk, Iwa
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Portable Extensible Ladder

Description: Patent for a portable extendable ladder, designed for use, among other things, as a means of fire escape or observation, along with illustrations and explanations.
Date: July 2, 1918
Creator: Trojan, J. E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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