UNT Libraries Government Documents Department - 12 Matching Results

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Carpet Stretcher

Description: Patent for carpet stretcher. Illustration included.
Date: October 17, 1905
Creator: Williams, Robbert D.

Wire-Stretcher

Description: Patent for improvements to wire-stretchers, "particularly to those arranged for disposal upon wagons, and has for its object to provide a wire-stretcher with which a plurality of wires may be stretched simultaneously and which will be arranged to hold the spools containing the wire which is to be strung." (lines 12-18), including illustrations.
Date: October 24, 1905
Creator: Manning, Butler S.

Tank-Bottom Holder.

Description: Patent for a tank bottom holder that allows a tank bottom to be "securely and accurately maintained in proper cooperative relation to the edge turning tool and readily manipulated in the required manner" (lines 13-17). That tank bottom holder can be adjusted to fit a variety of tank bottom sizes, and the patent includes illustrations and instructions.
Date: August 11, 1914
Creator: Smith, Walter O.

Cotton-Picking Device

Description: Patent for cotton-picking device. The object of the invention is to provide a novel and improved device for picking cotton by hand. Patent is for the protection of the digits.
Date: January 25, 1921
Creator: Vincent, George Hilliard

Cultivator Attachment.

Description: Patent for an attachment for the cutting of weeds and soil moving. It is designed to be attached to any cultivator or plow beam either singly or duplicated.
Date: February 1, 1921
Creator: Turner, Edwin E.

Cotton-Bur Separator.

Description: Patent for improvements in apparatus for separating burs from cotton lint despite severe weather conditions, illustrations included.
Date: August 20, 1918
Creator: Irwin, Samuel D.

Axle Lubricator.

Description: Patent for axle lubricator. This invention makes it so that manual lubrication of spindles is eliminated.
Date: November 15, 1921
Creator: Bass, Thomas G.

Vaporizing Attachment for Internal-Combustion Engines.

Description: Patent for a vaporizing attachment for internal combustion engines which provides means for vaporizing and introducing liquid fuel into the cylinders while the motor is in motion.
Date: January 7, 1919
Creator: Irwin, Herbert G.

Vacuum-Energized Make-and-Break Spark-Plug.

Description: Patent for a vacuum-energized make-and-break spark plug that "relates to new and useful improvements in ignition apparatus for internal combustion engines" (lines 16-18) including instructions and illustrations.
Date: June 4, 1918
Creator: Irwin, Herbert Glen

Vacuum-Operated Make-and-Break Spark-Plug.

Description: Patent for simple and efficient improvements to vacuum-operated make-and-break spark plugs, including illustrations and instructions.
Date: June 10, 1919
Creator: Irwin, Herbert Glen
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