UNT Libraries Government Documents Department - 38 Matching Results

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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.
Item Type: Refine your search to only Patent

Automobile.

Description: Patent for an automobile with a mechanism which may be extended to form a tent bed, or folded into a small compass. The folding bed of the automobile may be utilized to storm camp equipment when not used as a bed.
Date: January 4, 1921
Creator: Mackey, Franklin Orville
Item Type: Refine your search to only Patent

Boring-Tool.

Description: Patent for "a boring tool for boring scarred and worn engine cylinders" (lines 14-15) that allows for more customization when cutting.
Date: January 4, 1921
Creator: Adams, George Reese
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

Car-Rail Hose-Bridge.

Description: Patent that provides a hose-bridge that is light in weight and simple in construction, that can be carried on the cars or stored at different points on the line convenient for use.
Date: January 24, 1921
Creator: Tyler, Charley P.
Item Type: Refine your search to only Patent

Combination Dripper and Steeper

Description: Patent for a beverage steeper where a strainer is provided to hold the material used for preparation, such as tea or coffee. The strainer is designed to lower into the coffee pot to allow for steeping and can be raised out of the water and affixed to the top of the pot for draining.
Date: January 25, 1921
Creator: Nicholls, George Habberton
Item Type: Refine your search to only Patent

Cotton-Picking Device

Description: Patent for cotton-picking device. The object of the invention is to provide a novel and improved device for picking cotton by hand. Patent is for the protection of the digits.
Date: January 25, 1921
Creator: Vincent, George Hilliard
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

Four-Wheel Drive

Description: Patent for a four-wheel drive with a combined central driving unit and differential that simplifies construction and improves efficiency in operation.
Date: January 25, 1921
Creator: Littlejohn, Lonzo B.
Item Type: Refine your search to only Patent

Funnel

Description: Patent for new and useful improvements in Funnels. Patent is for the provision of a funnel having a valve controlled outlet.
Date: January 4, 1921
Creator: Hodges, Eddie C.
Item Type: Refine your search to only Patent

Game.

Description: Patent for a board game based on finance. The board game uses numbered discs that players own multiple quantities of that indicate their positions on the board.
Date: January 11, 1921
Creator: Sterling, Don L.
Item Type: Refine your search to only Patent

Gasolene-Measuring Device.

Description: Patent for gasoline measuring device for improving service stations for patrons to see the amount of gasoline. Air pressure will transfer gasoline from tank into measuring device. Gasoline measuring device will be quickly delivered to patrons.
Date: January 25, 1921
Creator: McKallip, Jonathan C.
Item Type: Refine your search to only Patent

Irrigator

Description: Patent for an irrigator used to treat piles (hemorrhoids) and similar diseases. A nozzle delivers liquid to wash the surface of the mucus coating of the afflicted area, and then drains the liquid without obstructing the flow of the liquid. Patent includes illustrations.
Date: January 18, 1921
Creator: Phillips, Edwin R.
Item Type: Refine your search to only Patent

Leaf-Turner.

Description: Patent for a new and improved leaf turner which allows the piano player to turn the pages of their sheet music without taking their hands off the keyboard. This leaf turner is "noiseless and efficient in operation and...will respond instantly to the actuating impulse" (lines 21-23). It is not expensive to make, and securely holds music and releases it without effort.
Date: January 11, 1921
Creator: Holcom, Jarret C.
Item Type: Refine your search to only Patent

Mechanical Packer.

Description: Patent for improvements towards the mechanical packing apparatus. The invention will connect the apparatus to power-operated presses, like that of the cotton press.
Date: January 25, 1921
Creator: Cameron, Theodore R.
Item Type: Refine your search to only Patent
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