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Casing-Head

Description: Patent for a casing head that is specially adapted for "use in connection with well drilling for letting the tubing down into the bore, and in withdrawing the tubing from the bore." (Lines 15-16), including illustrations.
Date: September 7, 1920
Creator: McGarry, Henry S. & Carr, John D.
Partner: UNT Libraries Government Documents Department

Animated Sign

Description: Patent for a display apparatus to be implemented as animated advertising signs which successively display different images by controlling the timing of changes in the colors of light used to flood the front and to backlight the display surfaces. The images are created in such a way that certain elements created in certain colors become absorbed or are made invisible when illuminated by certain colors of light. An apparatus controls the cyclical changes of the colored lights used by the sign.
Date: September 5, 1922
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department

Adjustable Book-Cover

Description: Patent for a book cover that can be adjusted to fit any book size.
Date: September 28, 1920
Creator: Toland, Thomas L.
Partner: UNT Libraries Government Documents Department

Block or Follower for Baling-Presses.

Description: Patent for blocks or followers for baling presses that has an improved press block to facilitate the handling of the bagging that the bale is wrapped in so the bale can be held tightly.
Date: September 7, 1920
Creator: Becker, Irvine N.
Partner: UNT Libraries Government Documents Department

Cotton-Boll-Cleaning Machine.

Description: Patent for a more practical and compact cotton boll cleaning or ginning machine.
Date: September 7, 1920
Creator: Lokey, Allen T.
Partner: UNT Libraries Government Documents Department

Building Construction.

Description: Patent for "new and useful improvements in building construction" (lines 9-11), including illustrations.
Date: September 28, 1920
Creator: Laughlin, Edward A.
Partner: UNT Libraries Government Documents Department

Bee-Cage.

Description: Patent for a new and improved design of bee cages that facilitates the feeding of bees during transportation and provides "the proper ventilation of the air through the cage to prevent the bees from smothering" (lines 17-19), including illustrations.
Date: September 21, 1920
Creator: Ault, Eugene B.
Partner: UNT Libraries Government Documents Department

Automatic Rotary Weighing-scale.

Description: Patent for an automatically rotating scale for weighing material such as cotton seeds.
Date: September 28, 1920
Creator: Henderson, Robert L.
Partner: UNT Libraries Government Documents Department

Band-Saw

Description: Patent for improving band-saws for lumber "which can be inexpensively produced, which will not readily crack or otherwise deteriorate in use" (lines 15-18) by "reinforc[ing] the gullets of the teeth that the tendency for cracks to form at this point will be reduced to a minimum" (lines 33-35).
Date: September 28, 1920
Creator: McCormick, Merton H.
Partner: UNT Libraries Government Documents Department

Banjo.

Description: Patent for facilitating the safe packing, storage, and shipment of banjos and other similar musical instruments, including one illustration.
Date: September 14, 1920
Creator: Brown, Norman
Partner: UNT Libraries Government Documents Department

Cigarette Package.

Description: Patent for "new and useful Improvements in Cigarette Packages" (lines 5-6) including "the method of dispensing or extracting cigarettes from the package and as well to the method of making a cigarette package" (lines 9-12), including one illustration.
Date: September 5, 1922
Creator: Sohn, Elmer L.
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

Blade-Holder

Description: Patent for a new and useful improvements to a blade holder. It can hold any form of razor blades can be securely held and easily released. The holder allows blades to be inserted safely and then hold blades firmly into place.
Date: September 27, 1921
Creator: Lightfoot, Roy L.
Partner: UNT Libraries Government Documents Department

Valve and Valve-Seat.

Description: Patent for a valve and valve seat made of stainless steel for the purpose of preventing rusting and corrosion.
Date: September 20, 1921
Creator: Bevelle, Joseph C. & Smith, Joseph J.
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

Shipping-Basket

Description: Patent for a shipping basket designed to keep contents secure and undamaged.
Date: September 6, 1921
Creator: Pitts, William L.
Partner: UNT Libraries Government Documents Department

Flush-Valve

Description: Patent for a flush valve designed for efficiency.
Date: September 13, 1921
Creator: Winckler, Henry J.
Partner: UNT Libraries Government Documents Department

Incubator

Description: Patent for an incubator designed to maintain temperature automatically.
Date: September 27, 1921
Creator: Kovar, Joe
Partner: UNT Libraries Government Documents Department

Cotton-Packer

Description: Patent for cotton packer designed for use in cotton gins.
Date: September 27, 1921
Creator: Williams, French B.
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

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

Meat-Cutting Machine

Description: Patent for a meat-cutting machine that employs a powered knife and saw combination for the slicing of meat.
Date: September 20, 1921
Creator: Creed, William T.
Partner: UNT Libraries Government Documents Department

Highway for Grade-Crossings.

Description: Patent for highway-railroad grade crossing designed to slow the flow of traffic as it crosses an intersecting railway.
Date: September 27, 1921
Creator: Carter, Kenneth Wilson
Partner: UNT Libraries Government Documents Department
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