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Abrading Element For Tire-Patch Containers

Description: Patent for an improved tool that is affixed to tire-patch containers. It is used for abrading the surface of a tire to effectively roughen it (without the use of sandpaper) to allow the adhesion of a patch. Includes illustrations.
Date: January 4, 1921
Creator: Duffy, Jesse A.
Partner: UNT Libraries Government Documents Department

Fuel Vaporizer for Carburetors.

Description: Patent for "an improvement in fuel heaters or vaporizers for use with carburetors for hydrocarbon fuel engines" (lines 9-12). The device "can therefore utilize those hydrocarbons of specific gravity much higher than gasoline, as fuel for internal combustion engines, with safety and with more economy than has heretofore been deemed possible." (lines 106-111).
Date: February 7, 1922
Creator: Smith, Maurice O.
Partner: UNT Libraries Government Documents Department

Dental-Broach Holder.

Description: Patent for a dental broach holder that can be easily cleaned, and that includes certain structural elements that keep a dental broach more secure during use. The broach fastens on the outside of the holder, the mechanism of which "[prevents] loss of the broach in the patient's mouth during operation" (lines 92-94).
Date: January 24, 1922
Creator: Gilbert, James M.
Partner: UNT Libraries Government Documents Department

Shoe-Heel Holder.

Description: Patent for "the provision of means for removably holding a heel in position for attachment to a shoe...as to hold it against accidental displacement during the operation of securing it to the shoe..." (lines 10-12, 22-24). It also includes an illustration.
Date: September 13, 1921
Creator: Creed, William Thomas
Partner: UNT Libraries Government Documents Department

Pump-Plunger

Description: Patent for a pump-plunger, concentrating on advancements in the design, particularly catering to deep well operations and environments with challenging conditions, such as oil and water wells where fluids are mixed with sand, sediment, or debris.
Date: October 18, 1921
Creator: Miller, Frank J.
Partner: UNT Libraries Government Documents Department

Surface-Treating Machine.

Description: Patent for surface-treating machines in "an anular form and to dispose within the same a complete driving and operating unit, whereby the member is revolved, and to associate with said member and unit a support where by the surface-treating member is carried and may be applied to the work under full control of the operator." (lines 12-19)
Date: September 14, 1920
Creator: Clarke, Alex A.
Partner: UNT Libraries Government Documents Department

Needle for Hand-Embroidery and Similar Work.

Description: Patent for an embroidery needle that is inexpensive to manufacture and allows for rapid stitching.
Date: November 30, 1920
Creator: Pade, George V. & Neitzel, Conrad T.
Partner: UNT Libraries Government Documents Department

Current-Motor.

Description: Patent for a current motor in which water wheels are employed to drive electric generators. The design provides for pontoons to allow the water wheels to be adjustably supported. Constructed in sections, additional sections can easily be added and bracing is included so that the units can be configured to rise and fall together.
Date: February 15, 1921
Creator: Rebman, Johan J.
Partner: UNT Libraries Government Documents Department

Drill-Bit

Description: Patent for new improvement in drill-bits. The object of the invention is to "provide the driller with advanced knowledge of the formation into which he is about to extend his main hole".
Date: January 11, 1921
Creator: Smith, Primus W.; Bookhout, John J. & Monce, Edwin W.
Partner: UNT Libraries Government Documents Department

Covering for Meats.

Description: Patent for an aromatic asphaltum and paraffin wrap to preserve, protect from air and moisture, and transport meat that will not become brittle under cold temperatures.
Date: October 18, 1921
Creator: Pletcher, Lyle J.
Partner: UNT Libraries Government Documents Department

Decapitator.

Description: Patent for improvements to decapitator handles which "may be very cheaply produced and will present a broad surface for the hand of the operator which will permit him to exert all necessary pressure without any discomfort to himself" (lines 71-75).
Date: October 26, 1920
Creator: Rece, Frank S.
Partner: UNT Libraries Government Documents Department

Electrically-Controlled Puller For Oil-Well Casings.

Description: Patent for an improved oil well casing puller that has electromagnets that will lock against the inside of the casing and be pulled out of the well. The pulley within the casing can be used accordingly and can also be locked with the casing or released from it.
Date: April 12, 1921
Creator: Dooley, William D.
Partner: UNT Libraries Government Documents Department

Process and Apparatus for the Utilization of Heat in Oil-Engines.

Description: Patent for an invention that improves the utilization of waste or surplus heat of internal combustion engines, specifically oil-burning engines of the Diesel type. This invention will assist diesel engines to run satisfactorily on lower or heavier-grade engine oils. This assists in the efficiency and production of Diesel engines.
Date: June 28, 1921
Creator: Lucke, Herbert R.
Partner: UNT Libraries Government Documents Department

Lock for Automobiles

Description: Patent for a new inexpensive, secure, and convenient to use lock for automobiles to be secured against theft, or use, while the lock is attached.
Date: May 3, 1921
Creator: Godbey, Walter H., Jr.
Partner: UNT Libraries Government Documents Department

Electric Water Heater

Description: Patent for improvements to electric water heaters adapted for heating small bodies of water. The interior walls of the cylinders in the heating unit are perforated so that water can freely circulate through and between them.
Date: February 7, 1922
Creator: Stephens, Richard M.
Partner: UNT Libraries Government Documents Department

Combined Adding and Listing Machine.

Description: Patent for new improvements on combined adding and listing machines simplifying and economizing construction and facilitating, "rapidity of operation" (lines14-15). Improvements include: "causing the keys to act directly as stops for the adding wheel section; to provide novel accumulator mechanism...[with] a novel actuator; to provide a novel construction or sector-control bar; to provide a novel key-bar for operating...; to provide novel means for restoring the accumulator to normal; to provid… more
Date: April 20, 1920
Creator: McCaleb, Walter F.
Partner: UNT Libraries Government Documents Department

Mechanism for Removing Useful Fiber From Seeds.

Description: Patent for Mechanism for Removing Useful Fiber From Seeds, by actions of rotating instrument, where the released fibers collected.
Date: April 26, 1921
Creator: Vardell, Arthur A.
Partner: UNT Libraries Government Documents Department

Perpetual Calendar.

Description: Patent for the improvement of calendars to create easier-to-read and quicker-to-adjust. These calendars were to be able to be used no matter the month or year and would always be accurate.
Date: February 1, 1921
Creator: Jones, L. Walter
Partner: UNT Libraries Government Documents Department

Metallic Mold for Concrete Walls

Description: Patent for metallic molds for concrete or plastic walls. These molds have been improved in terms of their construction. Includes illustrations.
Date: April 12, 1921
Creator: Bolton, George W.
Partner: UNT Libraries Government Documents Department

Power-Transmission Mechanism

Description: Patent for a power transmission with improvements to mechanisms related to frame adjustment, lubrication, motion transmission, and speed gearing, among others.
Date: May 2, 1922
Creator: Mays, James L.
Partner: UNT Libraries Government Documents Department

Traffic Signal System

Description: Patent for a Traffic Signal System for universal traffic management, i.e. automobiles, pedestrians, railway, street car, etc. The system has a warning signal to indicate danger and designate a safety zone. This system provides an audible as well as visual signal.
Date: July 21, 1921
Creator: Wetter, R. E.
Partner: UNT Libraries Government Documents Department

Inlet-Grate

Description: Patent for an improved inlet grate, which has a supporting frame. This inlet grate will not be displaced by traffic or other disturbances.
Date: November 30, 1920
Creator: Fairtrace, George D.
Partner: UNT Libraries Government Documents Department

Process of and Apparatus for Progressive Electrostatic Separation of Comminuted Material

Description: Patent for a new process and equipment that improves upon prior work to separate comminuted materials. This patent explores the new process which "provides means for moving the electro-static waves or charges across the line of normal movement of the material upon a support of between two opposing stationary electrodes by so directing and controlling the electric charges, that each bar electrode is charged in succession across the deck and at an angle to the movement of such deck, whereby the d… more
Date: April 26, 1921
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
Partner: UNT Libraries Government Documents Department

Surface-Treating Device.

Description: Patent for a surface cleaning device that provides a continuously moving surface treating member which is bodily adjustable in a suitable support.
Date: October 19, 1920
Creator: Clark, Alex A.
Partner: UNT Libraries Government Documents Department
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