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Sight for Firearms

Description: Patent for sight for firearm that provides a transparent lens with sight marks and a scale to determine what sight mark to use when firing at an object.
Date: unknown
Creator: Critchett, James Clyde
Partner: UNT Libraries Government Documents Department

Fly-Trap.

Description: Patent for an improved fly-trap that effectively ensnares flies while providing an efficient method of fly disposal and easier access to the trap for cleaning, including illustrations.
Date: March 9, 1915
Creator: Crawford, James
Partner: UNT Libraries Government Documents Department

Apparatus for Extracting Wax from Plants

Description: Patent for "an apparatus for extracting wax from the candelilla plant and other species of plants of the class Myrica." (lines 9-12)
Date: March 14, 1911
Creator: Frank Thatcher, of El Paso, Texas
Partner: UNT Libraries Government Documents Department

Slime-Separator.

Description: Patent for a slime-separator "to provide means for automatically regulating the separate water flow, and discharging the solid proportionally with the settling of the solids in the receptacle" (lines 44-47). The patent includes illustrations and instructions.
Date: November 24, 1914
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Manufacture of Bricks

Description: Patent for an improvement in the manufacturing of bricks, using the waste products of a coal burning furnace and other cheap ingredients.
Date: unknown
Creator: North, Clarance Lupfer
Partner: UNT Libraries Government Documents Department

Window Screen or Awning Holder

Description: Patent for a window screen or awning holder. Illustrations included.
Date: October 11, 1904
Creator: Wolf, Wilhelm Y.
Partner: UNT Libraries Government Documents Department

Yielding Power-Coupling

Description: Patent for a yielding power coupling to connect power units in cars to form a complete system. Illustrations included.
Date: February 18, 1908
Creator: Mayo, William C. & Houlehan, John
Partner: UNT Libraries Government Documents Department

Woodworking-Clamp.

Description: Patent for woodworking clamp that is adjustable so that it can be used with many different shapes and sizes.
Date: October 14, 1913
Creator: Seidel, Emil K. F.
Partner: UNT Libraries Government Documents Department

Wire Clamp or Grip

Description: Patent for a wire clamp or grip. Illustration included.
Date: March 10, 1908
Creator: Eubank, Josephus H. & Merchant, W. B.
Partner: UNT Libraries Government Documents Department

Ink Feeder for Pens.

Description: Patent for a wire attachment to be added to the hollow of a writing pen. This attachment would enable more ink to be drawn into the interior of the pen, therefore allowing more words to be written from a single dip into an ink well.
Date: August 3, 1915
Creator: Hine, Frank B.
Partner: UNT Libraries Government Documents Department

Tubular Plate-Casting Box

Description: Patent for a device that improves the methods of tubular plate casting.
Date: March 14, 1916
Creator: Harm, John William
Partner: UNT Libraries Government Documents Department

Locking Device for Steering-Wheels.

Description: Patent for a new and improved locking device for steering wheels that secures the front axle of an automobile at an angle to prevent unauthorized movement beyond a small circle or curve, including illustrations.
Date: August 22, 1916
Creator: Coleman, Oscar F.
Partner: UNT Libraries Government Documents Department

Type Writing Machine

Description: Patent for type-writing machine used to center heading on a document in typewriting machines. With the success of the invention, the carriage-spacing key is depressed once for each letter in the word being centered.
Date: August 1, 1916
Creator: Barker, Benjamin F.
Partner: UNT Libraries Government Documents Department

Kitchen Table and Cabinet.

Description: Patent for a combined table and cabinet for use in the kitchen, intended to aid "invalids or weak persons to accomplish considerable work without inconvenience or fatigue" (lines 11-13).
Date: August 14, 1888
Creator: Brack, Mary S.
Partner: UNT Libraries Government Documents Department

Lift or Elevator.

Description: Patent for a new and improved elevator. This design "consists in the construction of the operating mechanism . . . whereby the mechanism may be regulated or adjusted to run fast or slow, according to the weight of the load to be carried, it being adjusted to run slow, but with great power, when heavy loads are to be lifted, but to run fast, but with lesser power, when lighter loads are to be lifted" (lines 28-37).
Date: April 8, 1884
Creator: Krause, Earnest.
Partner: UNT Libraries Government Documents Department

Tube-Mill.

Description: Patent for improvements in tube-mills (employed for ore and other substances) which is meant to help support and drive rotating drums or cylinders of the mills allowing for more full appearances.
Date: October 1, 1918
Creator: Bergman, Julius G.
Partner: UNT Libraries Government Documents Department

Lifter and Turner.

Description: Patent for a lifter and turner tool to lift pots, pans, kettles and lids, and for turning and lifting food.
Date: February 12, 1918
Creator: Milliorn, William L.
Partner: UNT Libraries Government Documents Department

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.
Partner: UNT Libraries Government Documents Department

Valve-Spring Lifter.

Description: Patent for valve spring lifter designed for use with internal combustion engines that holds the intake or exhaust valve springs in an elevated or rigid position. Illustrations included.
Date: June 18, 1918
Creator: Mountain, Thomas O.
Partner: UNT Libraries Government Documents Department

Weed-Cutter

Description: Patent for "a simple, light and inexpensive tool which an be handled easily by women working in gardens and fields, particularly for cutting sand burs and cockle burs" (lines 9-13) including instructions and illustrations.
Date: September 10, 1918
Creator: Klaffert, Katie
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for a windmill that rotates on a vertical and horizontal axis. The blades are mounted to stop in order to prevent damage to the windmill should pressure occur.
Date: November 11, 1919
Creator: Brown, Archie Edwards
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for a windmill with vanes that can compensate for varying wind speeds without being damaged by high winds.
Date: October 21, 1919
Creator: Ochoa, Victor Leaton
Partner: UNT Libraries Government Documents Department

Weighing-Scoop.

Description: Patent for a scoop for use in stores when measuring flour or related items that weighs the substance in the scoop, and has a light in the handle that can be turned on in dark areas.
Date: April 30, 1907
Creator: Howe, Frank C.
Partner: UNT Libraries Government Documents Department

Weighing-Scoop.

Description: Patent for a weighing scoop for use in stores that can weigh many different products that have a wide range of prices per pound.
Date: April 30, 1907
Creator: Howe, Frank C.
Partner: UNT Libraries Government Documents Department
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