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Boring-Tool for Oil-Wells and the Like.

Description: Patent for new and improved boring tools. The combined wheel bit and reamer is intended to simultaneously bore and ream.
Date: February 15, 1921
Creator: Belcher, Mark
Partner: UNT Libraries Government Documents Department

Center-Gage and Micrometer

Description: Patent for improvements to a center gage and inside micrometer to "provide central support for dividers" (lines 15-16) including illustrations.
Date: January 11, 1921
Creator: Snell, Charles
Partner: UNT Libraries Government Documents Department

Blow-Out Boot

Description: Patent for a blow-out boot which would prevent the usual particulate from being able to enter the inner tire after a blow-out.
Date: January 4, 1921
Creator: Barnes, John A.
Partner: UNT Libraries Government Documents Department

Blow-Out Shoe.

Description: Patent for a new blow-out shoe for pneumatic tires which uses a pliable fastening instead of metallic connections or laces.
Date: January 4, 1921
Creator: Moore, Lee, R.
Partner: UNT Libraries Government Documents Department

Box Car Door Fastener

Description: Patent for a box door fastener used for railway box car doors. For use in sliding door style entrances, and does not require the alteration of doors once installed. Doors may also be fastened in place while also allowing to be in a slightly open position for ventilation of the interior.
Date: January 21, 1921
Creator: Wood, James Gillam
Partner: UNT Libraries Government Documents Department

Can Opener

Description: Patent for a can opener specifically shoe polish boxes. It is used as an opener that will not require the use of rivets, openings in the material, or any other means whereby air may enter the can.
Date: May 10, 1921
Creator: Searcy, Peter B.
Partner: UNT Libraries Government Documents Department

Clothes-Rack

Description: Patent for Clothes Rack. This helps dry clothes indoors when the weather is bad outside.
Date: March 22, 1921
Creator: Wells, Lillie Bell
Partner: UNT Libraries Government Documents Department

Clutch and Transmission Device

Description: Patent for new and useful improvements in the development of clutch and transmission devices.
Date: February 22, 1921
Creator: Hubbard, Adra M.
Partner: UNT Libraries Government Documents Department

Chuck.

Description: Patent for chucks that secure pipes, preventing movement when being cut or threaded, including illustrations.
Date: December 27, 1921
Creator: Castanie, William
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

Automatic Air and Gas Relief Valve for Oil-Distributing Systems.

Description: Patent for an air and gas relief valve for oil piping systems that improves upon the need for pumps to get rid of the accumulation of air and gas before pumping oil, with illustrations.
Date: May 24, 1921
Creator: Mobley, Henry Grady
Partner: UNT Libraries Government Documents Department

Aeroplane-Tail.

Description: Patent for improvements to the tail of aeroplanes. This invention is to be used to help control the flight of planes or heavy projectiles, and would not have effects on the equilibrium or be difficult to use.
Date: January 18, 1921
Creator: Krowka, Joseph M.
Partner: UNT Libraries Government Documents Department

Cereal Food and Process of Preparing the Same.

Description: Patent for improving cereal food processing by grinding corn and other grains into meal to convert starch into dextrin, and through drying grains to remove moisture and prevent fermentation (lines 17-23). Additionally, the processing will make the cereal appetizing and easily digestible.
Date: November 1, 1921
Creator: Kelly, Martha R.
Partner: UNT Libraries Government Documents Department

Bale-Tie Buckle

Description: Patent for new and valuable improvements on bale-tie buckles for cotton bales. This relates to buckles securing ties on cotton bales and minimize injury to the persons handling the cotton.
Date: March 22, 1921
Creator: McFarland, Frank Hays
Partner: UNT Libraries Government Documents Department

Cotton Blocker

Description: Patent for cotton blockers that prevent crops from becoming covered in soil during the harvesting process.
Date: February 15, 1921
Creator: Fowler, Alonzo. J.
Partner: UNT Libraries Government Documents Department

Apparatus For Forcing Fluid From Wells.

Description: Patent for a narrow device to use fluid dynamics to remove certain fluids without loss of others. The apparatus is let down the well until one end is submerged before pressurized with air to seperate fluids and bring oil up to the surface of the well.
Date: February 22, 1921
Creator: Bodungen, Charles G.
Partner: UNT Libraries Government Documents Department
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