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Apparatus for Treatment of Oil Emulsions.

Description: Patent for improvements in apparatus for treatment of oil emulsions by providing a means that will greatly assist in the separation of water from oil emulsions and which will aid the re-absorption or retention of gas.
Date: January 13, 1920
Creator: McKibben, Charles W.
Partner: UNT Libraries Government Documents Department

Apparatus for Extracting Minerals from Ores.

Description: Patent for an apparatus that extracts minerals, especially sulfur, from ores. The apparatus features new and useful improvements, creating an automatic extraction that separates the minerals in a pure state.
Date: January 13, 1920
Creator: Shires, George M.
Partner: UNT Libraries Government Documents Department

Carbureter

Description: Patent for the carbureter for controlling the quality of the combustible mixture for internal combustion engines, such as automobiles requiring a wide range of variation in the proportion of fuel and air to efficiently and economically supply the demand.
Date: January 13, 1920
Creator: Guthrie, William S.
Partner: UNT Libraries Government Documents Department

Advertising Attachment for Scales.

Description: Patent for improvements in advertising attachments for scales to "provide an attachment of the character specified, wherein a series of display members are provided, mounted to be moved into different positions, to bring different matter into different positions, and controlled to movement by the stepping onto the weighing platform of the one to be weighed." (lines 11-18)
Date: July 13, 1920
Creator: Funk, Arthur Neal
Partner: UNT Libraries Government Documents Department

Coal-Oil Generator.

Description: Patent for improvements in oil burners to have the "means to permit the same to be positioned within the fire box of a stove, by means of the especially constructed support." (lines 12-15)
Date: July 13, 1920
Creator: Epps, Henry Gaston
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

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

Valve-Grinder.

Description: Patent for "a tool adapted to rotate valves of an internal combustion engine for grinding the same on their seats." (lines 9-11) It is adapted to connect to the cylinder "of the engine in such a manner as to permit accurate and quick operation of the valve for grinding it, and whereby the handle of the tool may be set at a convenient angle for manipulation, and may be lengthened or shortened according to requirements." (lines 15-21)
Date: July 13, 1920
Creator: Ralston, John
Partner: UNT Libraries Government Documents Department

Lens-Holder.

Description: Patent for a lens holder meant to provide a "simple, relatively inexpensive and efficient means" (line 10) of securing the lens in the headlamps of an automobile or similar lamp casing.
Date: April 13, 1920
Creator: Marshall, Stanley G.
Partner: UNT Libraries Government Documents Department

Windmill-Gearing

Description: Patent for improved windmill gearing, intended to reduce stain on the machinery
Date: April 13, 1920
Creator: Roberts, George W.
Partner: UNT Libraries Government Documents Department

Well-Packer.

Description: Patent for an improved well drilling device called a "packer", in which this version has a reduced likelihood of the seals between separate parts being damaged and needing replacement.
Date: April 13, 1920
Creator: Fletcher, Harold W.
Partner: UNT Libraries Government Documents Department

Work Engaging Support for Surface Treating Machines

Description: Patent for work engaging support for surface treating machines. Intent of patent is to provide support for revolving sections of machinery in order to provide greater stabilization.
Date: January 13, 1920
Creator: Clark, Alex A.
Partner: UNT Libraries Government Documents Department

Pump Piston

Description: Patent for an "Improvement in Pump-Pistons" (lines 5-6) including illustrations.
Date: January 13, 1920
Creator: Humason, Granville A.
Partner: UNT Libraries Government Documents Department

Process of Producing Prints on Metal.

Description: Patent for a new way to print negatives directly on sensitized metal by dying the print, removing the dye stains, burnishing the "high lights," polishing the dye print and finally lacquering in order to make permanent. This gives the image a bas-relief effect.
Date: July 13, 1920
Creator: Snow, Philo V.
Partner: UNT Libraries Government Documents Department

Mirror-Holder

Description: Patent for a mirror holder containing a bracket that allows for easy fixing to various items of furniture.
Date: January 13, 1920
Creator: Barnard, Elmer
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for a pump specifically designed for oil wells to make drilling oil more efficient, lucrative, and easier to perform.
Date: April 13, 1920
Creator: Carden, David A.
Partner: UNT Libraries Government Documents Department

Surgical Splint.

Description: Patent for a surgical splint specifically for the substitution of erectile tissue of the corpora cavernous of the genital organ to promote fecundation even in the absence of an erection.
Date: July 13, 1920
Creator: Renois, John J.
Partner: UNT Libraries Government Documents Department

Pneumatic Tire.

Description: Patent for improvements in pneumatic tire that gives a novel means to repairing a worn casing, a blow out, or a rim cut.
Date: July 13, 1920
Creator: Church, Shelby L.
Partner: UNT Libraries Government Documents Department

Testing Device.

Description: Patent for a testing device that can be used to test the condition of the pistons in an internal combustion motor. The device can also be used as an "air pump, or grease or oil gun." (lines 30-31).
Date: April 13, 1920
Creator: Harpst, Frederick E.
Partner: UNT Libraries Government Documents Department

Gin

Description: Patent for a gin that will strip fiber from the seed, "motes", and other "foreign bodies" (lines 27-28) without damaging the fiber.
Date: January 13, 1920
Creator: Tischer, Edward R.
Partner: UNT Libraries Government Documents Department

Rotary Boring-Drill

Description: Patent for improved rotary boring-drill with more efficiently mounted rollers.
Date: January 13, 1920
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Screen Pickup-Roller.

Description: Patent for improvements for condensing things such as lint and hair and removing them from "the screen cylinder of the apparatus by a screen pickup roller." (lines 13-15)
Date: July 13, 1920
Creator: Martin, George W.
Partner: UNT Libraries Government Documents Department

Rail-Joint

Description: Patent for connecting fish plates at the meeting ends of rails where the rails are securely connected without the necessity of employing bolts. Another object of this improvement is to provide a combined fish plate and rail chair which can be applied to the rails.
Date: January 13, 1920
Creator: Jezik, Joseph J.
Partner: UNT Libraries Government Documents Department

Power-Driven-Implement Frame

Description: Patent for improvements in power driven implement frames, specifically in tractors, with illustrations.
Date: January 13, 1920
Creator: Armstrong, Ira
Partner: UNT Libraries Government Documents Department
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