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Grader-Blade.

Description: Patent for a new form of grader blade for road graders and ditchers for road and ditch work, with illustration.
Date: December 4, 1917
Creator: Wendell, Benjamin J.
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for improvement in valves, by means of assuring a tight operating stem. The stem is comprised of two movable sections incorporated into a design purposed to prevent leakage by the stem. Additional mentions include acknowledged awareness of susceptibility to change and modification, convenience and facility, and simplicity as related to cost.
Date: December 24, 1918
Creator: Pratt, Robert L.
Partner: UNT Libraries Government Documents Department

Spring-Clip Tool.

Description: Patent for "putting back spring or axle clips where the clip is slightly bent and difficult to replace by hand, the tool serving as a convenient means for bending and forcing the clip in place without injuring the threads thereon" (lines 19-23), with illustrations.
Date: July 1, 1919
Creator: Stark, Gara Roscoe
Partner: UNT Libraries Government Documents Department

Rail-Joint

Description: Patent for connecting fish plates at the meeting ends of rails where the rails are securely connected without the necessity of employing bolts. Another object of this improvement is to provide a combined fish plate and rail chair which can be applied to the rails.
Date: January 13, 1920
Creator: Jezik, Joseph J.
Partner: UNT Libraries Government Documents Department

Metal Chair.

Description: Patent for a cheap metal chair that can be disassembled and reassembled easily.
Date: June 2, 1917
Creator: Wendell, Peter P.
Partner: UNT Libraries Government Documents Department

Harrow

Description: Patent for improvements to harrows, being namely hinges that allow the harrow to more readily conform to surfaces and furrows.
Date: 1919
Creator: Gillis, Harry
Partner: UNT Libraries Government Documents Department

Draft Attachment for Automobiles.

Description: Patent for a draft attachment for automobiles to aid in their movement from muddy or slippery conditions including instructions and illustrations.
Date: March 12, 1918
Creator: Pietzsch, Cornelius O.
Partner: UNT Libraries Government Documents Department

Rural Mail Box.

Description: Patent for improvements to rural mail boxes with divided interior compartments for incoming and outgoing mail. Mail box design includes flag to signal to recipients and postman of incoming and outgoing items. Additionally the design features interior and exterior doors that can be secured with a padlock to prevent mail from being stolen or tampered with, and to shield from various weather conditions.
Date: October 24, 1922
Creator: Dooley, Will Henry
Partner: UNT Libraries Government Documents Department

Hay Rake

Description: Patent for "new and useful improvements in Hay-Rakes." (line 5-6). "Improved means for governing the dumping movements of the rake." (lines 11-12).
Date: December 27, 1921
Creator: Mottier, Walter F.
Partner: UNT Libraries Government Documents Department

Clutch and Transmission Mechanism

Description: Patent for a new and useful improvements in a clutch and transmission mechanism specially applicable to motor vehicles. It has been designed for the purpose of operating the clutch and transmission for effecting changes of speed in which the speed desired can be selected in advance and then obtained by an automatic shifting of the transmission gears, when the clutch is disengaged through the operation of the clutch controlling lever.
Date: May 10, 1921
Creator: Mottier, Walter F.
Partner: UNT Libraries Government Documents Department

Fence-Post.

Description: Patent for new metal fence posts and supports to "improve and simplify the general construction of devices of this character" (lines 13-15).
Date: April 14, 1914
Creator: Naiser, John Sr.
Partner: UNT Libraries Government Documents Department

Beet Puller and Topper.

Description: Patent for a new machine to pull beets from the ground as moving chains cut off the leaves and deposit the beets into a bend.
Date: April 28, 1914
Creator: Olson, David
Partner: UNT Libraries Government Documents Department

Beet-Harvesting Machine.

Description: Patent for beet harvesting machine capable of plucking, cutting, and sorting vegetable parts.
Date: January 4, 1916
Creator: Holub, Henry
Partner: UNT Libraries Government Documents Department

Spark-Plug

Description: Patent for new improvements in Spark-Plugs which decreases the possibility of imperfect sparking and provides a visible indication if the spark plug is not working properly.
Date: July 28, 1914
Creator: Cole, Emory W.
Partner: UNT Libraries Government Documents Department

Planter Attachment

Description: Patent for an attachment that follows behind planters, to smooth out affected soil.
Date: January 9, 1917
Creator: Drummond, Josiah D.
Partner: UNT Libraries Government Documents Department

Harrow Attachment for Cultivators

Description: Patent for Harrow Attachment for Cultivators
Date: September 26, 1916
Creator: Kučera, John
Partner: UNT Libraries Government Documents Department

Saw Filer and Gummer

Description: Patent for a device "adapted for the purpose of sharpening and gumming the teeth of circular saws" (lines 12-14), particularly the types of saws used in a cotton gin. Includes illustrations.
Date: April 18, 1916
Creator: McMicken, Thomas W.
Partner: UNT Libraries Government Documents Department

Roller Attachment for Corn and Cotton Planters

Description: Patent for a land roller. This land roller will be attached to the planter in a new way, and will allow for the roller to curve with the planter.
Date: January 11, 1916
Creator: Drapela, John
Partner: UNT Libraries Government Documents Department

Guard for Hand-Planes

Description: Patent for an improvement in guards for hand-planes, more specifically bench planes. The improvements provide a guard, which prevents wood shavings or splinters from injuring the hand.
Date: February 3, 1914
Creator: Westberg, John E.
Partner: UNT Libraries Government Documents Department

Nutcracker.

Description: Patent for a device to crack nuts that can be attached to a table or other stationary object, and that allows a nut to be placed in a stationary position to be cracked, including illustrations.
Date: September 1, 1914
Creator: May, Frank B.
Partner: UNT Libraries Government Documents Department

Currycomb and Brush

Description: Patent for a currycomb and brush. This currycomb and brush is a combination in which the user can switch between comb and brush functions, also allowing for easy cleaning.
Date: February 15, 1916
Creator: Vyvial, Frank
Partner: UNT Libraries Government Documents Department

Horse-Releaser.

Description: Patent for improvements on the mechanism to release horses "in case they become unmanageable and run away" (lines 13-14).
Date: April 14, 1914
Creator: Holub, Henry
Partner: UNT Libraries Government Documents Department

Adjustable Plow Mechanism

Description: Patent for an adjustable plow with an improved adjustable and reversible mechanism in plow construction, Allows for properly spaced elevated ridges for planting crops.
Date: February 23, 1915
Creator: Popp, Edward
Partner: UNT Libraries Government Documents Department

Boll-Weevil Extermination

Description: Patent for a device to exterminate boll-weevils on cotton. Illustrations included.
Date: April 12, 1910
Creator: Hebert, Paul E.
Partner: UNT Libraries Government Documents Department
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