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Clevis

Description: Patent for a clevis. This invention is designed to connect with gang plows allowing vertical and lateral movement. Illustration included.
Date: September 10, 1907
Creator: Barnett, George W.
Partner: UNT Libraries Government Documents Department

Oil-Burner.

Description: Patent for an oil-burner, “and it has for its object to provide a construction in which stream will be admitted to the oil or commingled therewith in sufficient quantity to aid combustion…” (lines 11-15) including illustrations.
Date: November 11, 1902
Creator: Chandler, William E.
Partner: UNT Libraries Government Documents Department

Composition for Preserving Wood.

Description: Patent for a new and improved compound for “preserving all kinds of wood, in or above ground, but is especially adapted for preserving wood in salt water from the ravages of worms, barnacles and etc…” (Line 24-27) Ingredients, proportions of ingredients and mixing instructions are included. No illustration.
Date: July 12, 1881
Creator: Smith, Bat
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

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

Insect Destroyer.

Description: Patent for a new and improved insect destroyer. This design consists "[i]n a poison-sprinkling machine, the combination, with the wheels mounted on stub-axles, with vertically-adjustable rotary sifters in the rear operated by the wheels, of an arched frame connected to said axles, said frame having thills secured thereto, and an arched yoke having its ends bent outward to form neck-yokes and secured to the outer ends of said thills, and draft-arms secured to the sides of said thills" (lines 59-… more
Date: January 24, 1888
Creator: Rives, John T.
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

Weeder

Description: Patent for a weeder that breaks up the ground as well as cutting weeds.
Date: December 31, 1912
Creator: Wind, Iver Ebbesen
Partner: UNT Libraries Government Documents Department

Well Screen

Description: Patent for well screen to prevent entrance. Illustrations included.
Date: October 18, 1904
Creator: Stancliff, George W.
Partner: UNT Libraries Government Documents Department

Windmill-Regulator

Description: Patent for a new windmill attachment that will regulate the amount of water in the watering trough, Including instructions and illustrations.
Date: July 31, 1900
Creator: Schultz, Henry E.
Partner: UNT Libraries Government Documents Department

Well-Screen

Description: Patent for a well screen to prevent the entrance of sand or gravel into the wall of a deep well.
Date: June 18, 1907
Creator: Stancliff, George W.
Partner: UNT Libraries Government Documents Department

Lock.

Description: Patent for "a lock of novel construction wherein the keyholes at opposite sites of the door are placed out of alignment for preventing children, servants, and curious persons from looking or listening through the keyhole." (Lines 12-17) Includes instructions and illustrations.
Date: June 8, 1897
Creator: Oleson, Andrew J.
Partner: UNT Libraries Government Documents Department

Land-Roller.

Description: Patent for a land roller that has rollers that can move independently of one another.
Date: November 30, 1909
Creator: Englund, Eric
Partner: UNT Libraries Government Documents Department

Insect-Destroyer.

Description: Patent for fumigation insect destroyer, in particular cotton boll weevils, but also for prairie dogs and other vermin.
Date: July 30, 1901
Creator: Koy, August & Kveton, John
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

Traction-Wheel.

Description: Patent for a traction wheel that has improved traction on muddy ground.
Date: July 12, 1910
Creator: Larson, Louis O.; Larsen, Arvid R. & Johnson, Sigfried
Partner: UNT Libraries Government Documents Department

Sprayer.

Description: Patent for improvements in insecticide sprayers by enabling the sprayer to "continuous stream of liquid and that it may be placed in a vehicle and operated by means of the running-gear or carried by hand." (Lines 18-21) Illustration is included.
Date: April 15, 1902
Creator: Chandler, William E.
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
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