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Aircraft

Description: Patent for Improvements to aircraft steering. The invention allows the pilot to adjust the center of mass.
Date: April 5, 1921
Creator: Johnson, Louis V.
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

Well-Drilling Tool.

Description: Patent for a bit that can be attached to a rotary tool for drilling wells. It features a means for using water to dislodge any accumulated mud from the tool.
Date: April 5, 1921
Creator: Clore, Franklin H.
Partner: UNT Libraries Government Documents Department

Rubber Razor.

Description: Patent for a rubber razor. The rubber razor provides a flexible support for multiple blade and will allow the blades to contour to one's face.
Date: July 5, 1921
Creator: Billingsley, Rennie E.
Partner: UNT Libraries Government Documents Department

Priming-Cup

Description: Patent for an improved version of the priming cup "shown in Patent No. 1,329,464, granted February 3, 1920" (lines13-14). Includes illustrations.
Date: April 5, 1921
Creator: Martinek, Stanley A.
Partner: UNT Libraries Government Documents Department

Check-Book

Description: Patent for a foldable check book. Illustration is included.
Date: October 5, 1920
Creator: Exline, Marcus P.
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

Nutcracker.

Description: Patent for nutcracker using lever-activation to increase the leverage while nut cracking, including instructions and illustrations
Date: December 5, 1922
Creator: Pitman, Henry M.
Partner: UNT Libraries Government Documents Department

Peanut-Digger.

Description: Patent for improvements to peanut-diggers, specifically a curved frame attached to a plow beam.
Date: July 5, 1921
Creator: Stevens, Shed P.
Partner: UNT Libraries Government Documents Department

Antileak Composition.

Description: Patent for improvements in antileak composition in order to prevent leaks in liquid holding containers like radiators, boilers, etc.
Date: July 5, 1921
Creator: Shrum, Will N.
Partner: UNT Libraries Government Documents Department

Pump-Operating Mechanism.

Description: Patent for Pump-Operating Mechanism designed with an operating lever for automatic engagement and be readily manipulated.
Date: October 5, 1920
Creator: Orla L. Huffman
Partner: UNT Libraries Government Documents Department

Excavating Bucket.

Description: Patent for an "excavating bucket designed for use in connection with an excavating machine" (lines 10-12).
Date: December 5, 1922
Creator: Dyke, Samuel
Partner: UNT Libraries Government Documents Department

Garment-Hanger.

Description: Patent for a new garment hanger with supported arms that can be folded for storage, including illustrations.
Date: April 5, 1921
Creator: Morton, John R.
Partner: UNT Libraries Government Documents Department

Adjustable Luggage-carrier

Description: Patent for a luggage carrier that attaches to vehicles to carry packages of various sizes. Includes illustrations.
Date: April 5, 1921
Creator: Green, John R.
Partner: UNT Libraries Government Documents Department

Saw-Filing Device

Description: Patent for an improved saw filing machine. Illustration is included
Date: October 5, 1920
Creator: Barger, Bernard J.
Partner: UNT Libraries Government Documents Department

Automobile-Spring.

Description: Patent for improvements in automobile-springs, specifically a means of suspending the front and rear springs of an automobile and cushioning and absorbing shocks.
Date: July 5, 1921
Creator: Jones, George Chester & Jones, George C.
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for improvements to valves, specifically valves that have a sliding movement on the valve seat and to disk valves. The invention is to provide a valve of this type which is used in the interior of vats, tanks, or similar receptacles containing liquids.
Date: July 5, 1921
Creator: Spencer, Elmer H.
Partner: UNT Libraries Government Documents Department

Sanitary Bed-Spring Cover.

Description: Patent for an invention that relates to the improvements in sanitary covers for attachment to the spring of a bed and the spring of the mattress. The sanitary cover provides a solution to repel vermin and noxious insects.
Date: July 5, 1921
Creator: Luedecke, Henry H.
Partner: UNT Libraries Government Documents Department

Washing-Machine

Description: Patent for a Washing-Machine which includes a base, a rotary rubbing drum with a foraminous concave rubbing bed of flexible material on the lower portion of the drum. Adjustable springs attached to the rubbing drum vary the drawing tension of the flexible rubbing bed.
Date: April 5, 1921
Creator: Seifert, John W.
Partner: UNT Libraries Government Documents Department

Fire-Extinguisher for Aeroplanes and the Like.

Description: Patent for a fire extinguisher apparatus to be used in air crafts, boats, and other vehicles designed to be lightweight and to quickly extinguish fires.
Date: July 5, 1921
Creator: Clark, Walter C.
Partner: UNT Libraries Government Documents Department

Paving Apparatus.

Description: Patent for "a device or apparatus for transmitting the vibrations of a vibrating machine...for the purpose of solidifying the paving by driving out air and water and surplus moisture" (lines 12-18), including illustration.
Date: July 5, 1921
Creator: Stubbs, Robert C.
Partner: UNT Libraries Government Documents Department

Overflow Separating Device.

Description: Patent for an invention that allows for the separation of materials, such as fluid, between two objects, one of higher altitude than the other, with minimal disruption at the surface of the lower object.
Date: October 5, 1920
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Thread-Box.

Description: Patent for Thread-Box designed for a neat appearance, storage, and access to sewing materials.
Date: October 5, 1920
Creator: Crumbaugh, Hallie V. D.
Partner: UNT Libraries Government Documents Department

Sample-Taking Device

Description: Patent for new and useful improvements for devices to take samples from wells. Specifically designed to take samples from hard formations, such as rock or other hard surfaces, being pierced from the drill from any depth in a well.
Date: April 5, 1921
Creator: Dodds, Redus D.
Partner: UNT Libraries Government Documents Department
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