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Cotton Separator

Description: Patent for Cotton Separator, The invention relates to improvements in the mechanism for pneumatically elevating or transporting materials of certain classes. It was primarily designed for the handling of cotton but is also adapted for use with other materials more or less analogous, which require to be elevated or transported for any one of several purposes.
Date: November 15, 1921
Creator: Garner, James C.
Partner: UNT Libraries Government Documents Department

Signal for Vehicles.

Description: Patent for a signal designed to be carried on the rear end of a motor vehicle for the purpose of indicating whether the vehicle intends to turn to the right or to the left, operated by the driver in advance.
Date: September 13, 1921
Creator: Mckesky, Walter W.
Partner: UNT Libraries Government Documents Department

Explosion-Hatch for Oil-Tanks.

Description: Patent for useful and new improvements in explosion hatches for oil tanks. This product specifically provides a hatch on the oil tank which will permit the escape of combustion gasses through the hatchway. It does so without damage to the hatch, case, or the tank. This provides additional safety and security for the operator.
Date: November 8, 1921
Creator: Hull, Burton E.
Partner: UNT Libraries Government Documents Department

Process of Distilling Hydrocarbons

Description: Patent for distilling hydrocarbons from crude petroleum oil.
Date: April 19, 1921
Creator: Averill, Willard C., Jr.
Partner: UNT Libraries Government Documents Department

Vehicle-Hoist.

Description: Patent for vehicle hoist that "will be operated automatically by the momentum of the vehicle" (lines 17-19). The hoist is intended to be accessible to all users, professional and layperson, due to its simple design and lower price.
Date: December 6, 1921
Creator: Boutte, John G.
Partner: UNT Libraries Government Documents Department

Process of Preserving Wood

Description: Patent for the Process of Preserving Wood, particularly to means for treating railway ties to prevent the fungi of decay.
Date: August 30, 1921
Creator: Moore Stuart .B
Partner: UNT Libraries Government Documents Department

Valve for Pumps.

Description: Patent of a valve used on deep well pumps; that my contain sand, shale or sediment
Date: June 7, 1921
Creator: Shevlin, Miles
Partner: UNT Libraries Government Documents Department

Lubricator.

Description: Patent for new and improved lubricator. The invention is connected to lubricators used in earth boring drills for deep well drilling.
Date: March 29, 1921
Creator: Scott, Floyd L.
Partner: UNT Libraries Government Documents Department

Roadway.

Description: Patent for an improved roadway that utilizes concrete tracks and asphalt or bitumen filler to create a grooved, hard, and durable surface, with illustrations.
Date: June 28, 1921
Creator: Moore, Stuart B.
Partner: UNT Libraries Government Documents Department

Roller Boring-Drill.

Description: Patent for a roller boring-drill with improved arrangement of cutters on the head, and formation of teeth on the cutters. This new head design is better for drilling formations that are not brittle.
Date: August 23, 1921
Creator: Fletcher, Harold W.
Partner: UNT Libraries Government Documents Department

Pipe-Gripping Device.

Description: Patent for a device designed to hold and sustain a string of pipe in an elevated position during the process of unscrewing and separating it into sections, primarily used for drilling operations where pipes are connected and disconnected within a borehole.
Date: September 27, 1921
Creator: Steen, Buford J.
Partner: UNT Libraries Government Documents Department

Printing-Case

Description: Patent for a printing case which can hold a camera and other appliances for printing photographs. This printing case can also be compactly folded for easy carry and transportation.
Date: August 9, 1921
Creator: Kelly, Leo A.
Partner: UNT Libraries Government Documents Department

Electrical Tank-Gage.

Description: Patent for tank gages that use an electrical indicator to show fluid levels and waste that settles at the bottom of the tank.
Date: November 8, 1921
Creator: Bartlett, Ernest C. & Allison, Joseph, E.
Partner: UNT Libraries Government Documents Department

Food Compound and Process of Making the Same.

Description: Patent for an economic and palatable food compound or ingredient called "rice cream" for use in preparing pastries, ices, confectionery, sauces, puddings, and dressings; similar to malted milk and gelatin.
Date: December 27, 1921
Creator: Sasseen, John H.
Partner: UNT Libraries Government Documents Department

Grapple for Oil-Wells and the Like.

Description: Patent for an improved grapple device that can help recover rigging parts from oil wells, including illustrations.
Date: April 19, 1921
Creator: Reed, Clarence E.
Partner: UNT Libraries Government Documents Department

Serving-Table.

Description: Patent for "a table...which is specially adapted for use in serving cold drinks, light lunches and the like to customers seated in an automobile or other similar vehicle" and the table "is adjustable so that it may be accommodated to vehicles of different heights" (lines 11-15, 18-19). It also contains an illustration.
Date: September 27, 1921
Creator: Boysen, August
Partner: UNT Libraries Government Documents Department

Pneumatic Tire

Description: Patent for pneumatic tire (for use on motor vehicle wheels) with application to inner tubes that are employed within the outer casing of tire. Tire provides self-sealing inner tube for piercings or punctures.
Date: November 29, 1921
Creator: Allyn, Harley H.
Partner: UNT Libraries Government Documents Department

Sample-Taking Device.

Description: Patent for a sample-taking device to be used in well-drilling processes, which is unique in its simple construction, low manufacturing costs, and ease of use.
Date: May 24, 1921
Creator: Christian, Walton G.
Partner: UNT Libraries Government Documents Department

Process of Making Bearings

Description: Patent for the process of making bearings, for improvement of bearings and the process of bearing formation on the interior of rotary members (or rotary cutters used on earth boring drills).
Date: December 13, 1921
Creator: Fletcher, Harold W.
Partner: UNT Libraries Government Documents Department

Measuring Vessel.

Description: Patent for a measuring vessel that is meant to be used with a gasoline device described in patent application Serial No. 228,889.
Date: June 28, 1921
Creator: McKallip, John C.
Partner: UNT Libraries Government Documents Department

Drill Head For Oil Wells

Description: Patent for Drill Head for oil wells, one object of the invention is to provide a drill head having the capacity to drill through strata of soft formation as may exist between rock layers and in broken formations of clay and boulders, as well as through rock formations themselves, the said drilling head being provided with roller bits or cutters and also with a fish tail cutter.
Date: October 25, 1921
Creator: Sorensen, Sam
Partner: UNT Libraries Government Documents Department

Attachment for Internal Combustion Motors

Description: Patent for an Attachment for Internal Combustion Motors. This new attachment provides many improvements in the regulation of auxiliary air, whether it enters or leaves the internal combustion motor (Shine). It also regulates hot or cold air, or can shut off the air supply entirely (Shine).
Date: April 26, 1921
Creator: Shine, John
Partner: UNT Libraries Government Documents Department

Reamer.

Description: Patent for rotary reamers for progressively enlarging holes in pilot drills, particularly roller disk type reamers used in oil, water, or mining applications.
Date: April 19, 1921
Creator: Humason, Granville A.
Partner: UNT Libraries Government Documents Department

Fishing-Tool.

Description: Patent for improvements on the Fishing-Tool, including illustrations. The tool was improved in order to make the boring of wells using pipes more efficient.
Date: October 4, 1921
Creator: McMillian, John F.
Partner: UNT Libraries Government Documents Department
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