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Attachment for Lister-Cultivators

Description: Patent for improvements in attachments to lister-cultivators. Illustration is included.
Date: October 12, 1920
Creator: Degge, Marvin E.
Partner: UNT Libraries Government Documents Department

Battery Terminal Fastening

Description: Patent for fastening "the rubber caps or tops on the cells of storage batteries in various ways." (Lines 12-14.)
Date: May 5, 1920
Creator: Hawkins, Alda F.
Partner: UNT Libraries Government Documents Department

Car Coupler.

Description: Patent for car coupler heads. This object has coupler heads that, when set in position, automatically lock.
Date: September 11, 1923
Creator: Tucker, Roger V.
Partner: UNT Libraries Government Documents Department

Gasolene-Measuring Device.

Description: Patent for gasoline measuring device for improving service stations for patrons to see the amount of gasoline. Air pressure will transfer gasoline from tank into measuring device. Gasoline measuring device will be quickly delivered to patrons.
Date: January 25, 1921
Creator: McKallip, Jonathan C.
Partner: UNT Libraries Government Documents Department

Wire-stretching Tool.

Description: Patent for "a simple tool, easily manufactured and readily taken apart, which can be conveniently carried by one man, and with which he can stretch wire to the proper tension and readily fasten same, said tool being also adapted to be used in cutting wire and removing staples."
Date: September 14, 1920
Creator: Manly, Walter D.
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench with a head having a pair of rigid jaws to engage the object. One unique use of this wrench is that it can tighten any threaded joint beyond the degree of tightness that can be obtained by pulling the handle of an ordinary wrench in the usual manner.
Date: July 19, 1921
Creator: Duda, Oswald
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench specifically made to remove well drill bits from the drill.
Date: April 13, 1920
Creator: Stover, Willard L.
Partner: UNT Libraries Government Documents Department

Window-Sash Gearing and Lock

Description: Patent for a window sash mechanism that allows the upper and lower portions of a window to be adjusted and locked independently of each other.
Date: March 1, 1921
Creator: Peaden, William H.
Partner: UNT Libraries Government Documents Department

Knife.

Description: Patent for a knife with multiple curved blades used to cut food.
Date: July 13, 1920
Creator: Oertli, Henri
Partner: UNT Libraries Government Documents Department

Wagon.

Description: Patent for "a vehicle such as a wagon with means for automatically pulling cotton bolls." (lines 16-17)
Date: July 12, 1921
Creator: Jennings, William L.
Partner: UNT Libraries Government Documents Department

Truck.

Description: Patent for an improvement in trucks adapted for railroad use including handling baggage and freight and allowing the supporting wheels to be arranged with respect to the body of the truck so they can be moved longitudinally.
Date: May 25, 1920
Creator: Hall, James T.
Partner: UNT Libraries Government Documents Department

Inlet-Grate

Description: Patent for an improved inlet grate, which has a supporting frame. This inlet grate will not be displaced by traffic or other disturbances.
Date: November 30, 1920
Creator: Fairtrace, George D.
Partner: UNT Libraries Government Documents Department

Vehicle-Tire

Description: Patent for a tire wheel that is resistant to shocks and vibrations when traveling over roads. This tire is more durable and is more resilient, leading to less break-downs on the road.
Date: January 11, 1921
Creator: Pepple, John W.
Partner: UNT Libraries Government Documents Department

Irrigating Apparatus.

Description: Patent for new and useful improvements in irrigation apparatuses. The design includes "a system of surface irrigation comprising a main supply tank, a series of reservoirs, pipes connecting said tank and reservoirs" (lines 95-98). It is intended to allow for irrigating large and small plats of land simply and efficiently.
Date: October 12, 1920
Creator: French, Horatio Benjamin
Partner: UNT Libraries Government Documents Department

Vehicle Body Suspension

Description: Patent for the invention of a new and improved vehicle body suspension.
Date: January 25, 1921
Creator: Harper, William D.
Partner: UNT Libraries Government Documents Department

Landing Device for Aeroplanes.

Description: Patent for improvements in landing devices for aeroplanes that can be controlled by the aviator and adjusted with the direction of the plane's movement as it lands.
Date: September 7, 1920
Creator: Martin, Ernest L.
Partner: UNT Libraries Government Documents Department

Lantern-Top

Description: Patent for a lantern top that provides sufficient ventilation for the lamp or lantern. The arrangement of the lantern top provides sufficient communication between the interior of the lantern and the surrounding atmosphere to insure steady burning.
Date: October 5, 1920
Creator: Moore, Thomas Lindsay
Partner: UNT Libraries Government Documents Department

Indexing Device.

Description: Patent for an indexer of paper documents in book form. It is made to open along the center with visible subject headings.
Date: January 18, 1921
Creator: Moran, Stanley C.
Partner: UNT Libraries Government Documents Department

Valve-Lifter For Automobiles

Description: Patent for improvement in valve-lifters for automobiles. The object of the device is to compress a spring of the intake and exhaust valves of an automobile. Also for the quick removal of the valve.
Date: February 15, 1921
Creator: Patterson, George G.
Partner: UNT Libraries Government Documents Department

Lifting-Jack

Description: Patent for an improvement made to lifting jack machinery that raises automobiles for repairs. The patent prevents the axle from slipping in circumstances where the vehicle is on slippery grounds or parked on a hill. Includes illustrations.
Date: May 10, 1921
Creator: Watson, Chester A.
Partner: UNT Libraries Government Documents Department

Liquid Coating Composition

Description: Patent for improved non-flammable paint and multi-purpose byproduct of paint production process.
Date: October 19, 1920
Creator: McKay, Arthur N. & Willis, William L.
Partner: UNT Libraries Government Documents Department

Vehicle Spring-Wheel

Description: Patent for improvement in vehicle spring-wheels.
Date: January 25, 1921
Creator: Harris, Walter A.
Partner: UNT Libraries Government Documents Department

Leaf-Turner.

Description: Patent for a new and improved leaf turner which allows the piano player to turn the pages of their sheet music without taking their hands off the keyboard. This leaf turner is "noiseless and efficient in operation and...will respond instantly to the actuating impulse" (lines 21-23). It is not expensive to make, and securely holds music and releases it without effort.
Date: January 11, 1921
Creator: Holcom, Jarret C.
Partner: UNT Libraries Government Documents Department
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