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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

Well Screen.

Description: Patent for a well screen device. The device can keep particulates out of the well water while also restricting water to flow into the well without being released back into the soil.
Date: February 1, 1921
Creator: McLean, Marrs
Partner: UNT Libraries Government Documents Department

Strain Jacket for Telephone Poles

Description: Patent for a new and useful improvement in strain jackets for telephone poles.
Date: February 22, 1921
Creator: McKnight, William M.
Partner: UNT Libraries Government Documents Department

Carbureter

Description: Patent for a carburetor. This carburetor is designed to be used with crude oil, and to be easily constructed and operated.
Date: September 6, 1921
Creator: Walker, Sanders
Partner: UNT Libraries Government Documents Department

Fur-Stretcher.

Description: Patent for an improved fur stretcher capable of properly stretching the ends of the skin. Construction is simple which allows for easy application.
Date: March 22, 1921
Creator: Aylor, James C.
Partner: UNT Libraries Government Documents Department

Pneumatic Knee-Pad.

Description: Patent for a pneumatic knee-pad, to protect the clothing and relieve pain of workers who kneel for prolonged periods of time.
Date: December 6, 1921
Creator: Shelton, James T.
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

Safety-Lock For Doors and the Like.

Description: Patent for improvements in door safety locks. Adding this simple and easy to manufacture lock allows a door to be locked from the inside, making the door inaccessible to anyone on the outside.
Date: June 21, 1921
Creator: Kless, Herman L.
Partner: UNT Libraries Government Documents Department

Sign.

Description: Patent for signs, bulletin boards and other display apparatus; the purpose of this device is that display elements may be reversed from time to time to change announcement displayed.
Date: June 21, 1921
Creator: Nowlin, Aubrey C.
Partner: UNT Libraries Government Documents Department

Shovel-Digger.

Description: Patent for an improved shovel design.
Date: March 15, 1921
Creator: Landrum, Livy P.
Partner: UNT Libraries Government Documents Department

Pump or Motor

Description: Patent for a pump or motor that has pistons that move with or are actuated by a fluid (related to Patent 1,101,329). This pump or motor is an improved design that is more effective in transmitting power to the pistons.
Date: October 25, 1921
Creator: Reaugh, Fran
Partner: UNT Libraries Government Documents Department

Attaching-Ring.

Description: Patent for an attaching ring to connect a boiler to a water heater jacket that is described in pending application Serial No. 304,041.
Date: June 21, 1921
Creator: Fowles, Alfred T.
Partner: UNT Libraries Government Documents Department

Door-Hook.

Description: Patent for a low-cost door hook designed for securing screen doors in a closed position which may be operated from either side of the door.
Date: August 30, 1921
Creator: Randazzo, Lillian
Partner: UNT Libraries Government Documents Department

Valve Structure

Description: Patent for valve improvements in controlling the flow of fluids under high pressure.
Date: August 30, 1921
Creator: Anderson, Jalmer
Partner: UNT Libraries Government Documents Department

Pipe Tongs

Description: Patent for pipe tongs, adapted to securely grip and rotate pipe sections (or other round articles) of different sizes.
Date: December 27, 1921
Creator: Lowrey, George A.
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

Polish-Box Opener.

Description: Patent for a tool designed to open boxes of shoe polish paste.
Date: June 14, 1921
Creator: Ramon, Zaragoza Gonsalez
Partner: UNT Libraries Government Documents Department

Vehicle-Body

Description: Patent for new and useful improvements in vehicle bodies - a vehicle for carrying groceries, vegetables, and other necessities, as a traveling store.
Date: March 29, 1921
Creator: Wieman, Herman A,
Partner: UNT Libraries Government Documents Department

Insulator.

Description: Patent for a train track insulator, which acts as a fastener between adjourning portions of track.
Date: March 29, 1921
Creator: Collier, William R.
Partner: UNT Libraries Government Documents Department

Truss.

Description: Patent for a new truss designed to hold ruptures without discomfort, suitable for single and double ruptures. The truss features a novel spring plate, soft rubber pads, and adjustable waterproof bands.
Date: April 19, 1921
Creator: Downie, James H.
Partner: UNT Libraries Government Documents Department

Container

Description: Patent for container of heavy fluids and greases able to expel the contents through an opening. This is intended to replace ordinary salve jars, which do not protect contents from contaminants.
Date: June 14, 1921
Creator: Bronson, Arthur S.
Partner: UNT Libraries Government Documents Department

Identifying-Tag.

Description: Patent for identification tags made of sheet metal, to be used with binding bands on cotton bales. Tags are economical to make, create little waste, and lay flat so they are not easily torn off.
Date: October 4, 1921
Creator: Blackburn, Edward Stuart
Partner: UNT Libraries Government Documents Department

Automobile Windlass.

Description: Patent for improved Automobile Windlasses. It is a combination of horizontally disposed tubular sections on the right and left hand, an improvement in the windlass attaching mechanism.
Date: October 11, 1921
Creator: Davis, Marion A.
Partner: UNT Libraries Government Documents Department

Paint and Varnish Removing Process.

Description: Patent for improvements to the removal process for paint and varnish. An invention of a solution that will cause finished coatings to be removed with less expense, less time, and no specifically skilled labor requirement to meet.
Date: March 1, 1921
Creator: Cleveland, David P.
Partner: UNT Libraries Government Documents Department
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