UNT Libraries Government Documents Department - 92 Matching Results

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Toy

Description: Patent for improvements in the construction, arrangement, and combination of parts used in building articulated toy snakes that mimic the animal's movement. The patent and illustrations describe the shapes of the toy's sections and the manner of their hinged connection to one another.
Date: September 19, 1922
Creator: Davis, William Theodore

Display-Stand.

Description: Patent for incorporating vertical shaft in display stands for posters advertising motion pictures and merchandise, with illustrations.
Date: June 23, 1921
Creator: Gates, Norwood

Adjustable Friction-Grab for Fishing-Tools.

Description: Patent for friction grabs for fishing tools in well drilling operations that can be "easily adjusted for different sized holes or wells and which will be automatically adjusted and the grabs automatically closed on the object to be removed" (lines 14-17).
Date: May 24, 1921
Creator: Dickson, Lawrence E.

Underreamer for Reaming Out Producing-sands.

Description: Patent for "underreaming tools or bits which can be adjusted from the top of the well and which can be set at the required angle..."
Date: September 21, 1920
Creator: Lambeth, Acey L.

Paint.

Description: Patent for paints for roofs and for barns to prevent leaks and efficient in preserving the material of buildings at a relatively small costs.
Date: July 20, 1920
Creator: Watson, Grover C.

Sling-Shot.

Description: Patent for a sling shot that is more durable, efficient, and less likely to break. Includes instructions and one illustration.
Date: July 13, 1920
Creator: Jones, Ralph L.

Bit-Hoist

Description: Patent for easy removal of bits from drilling machines.
Date: February 11, 1919
Creator: Parrish, Benjamin Eugene & Stage, Solomon

Compression Indicator

Description: Patent for a device that determining the compression of engine cylinders. Is meant to provide a more efficient and quicker way to test compression in explosive engine cylinders.
Date: November 26, 1918
Creator: Lambeth, Acey L.

Automobile-Jack.

Description: Patent for an automobile jack designed to be attached to a beam embedded in a garage's concrete floor, with an added safety mechanism to prevent collapse. Including instructions and illustrations.
Date: October 15, 1918
Creator: Black, James

Lock-Strike.

Description: Patent for simple and durable lock plates for door frames. This patent is for the keeper plates for door locks and is an invention "for rendering the plate adjustable both vertically and horizontally without detaching the same from the door jamb" (lines 11-14). Includes one illustration page and description.
Date: July 9, 1918
Creator: Russell, Leo

Permutation-Lock.

Description: Patent for "new and useful improvements in permutation-locks." (Lines 6-7) This lock is specifically designed to protect delivered milk bottles from theft.
Date: November 13, 1917
Creator: Kirkpatrick, Otey R.

Casing Spear

Description: Patent for a casing spear, "to remove casing within a well or removing a tool which may be dropped within the casing," with accompanying illustrations of the patent.
Date: October 23, 1917
Creator: Wagner, Warren

Electric Connection for Automobile-Lamps.

Description: Patent for electric connection for automobile lamps that has an improvement in electric connections or plugs for incandescent electric-lamps for automobiles.
Date: September 11, 1917
Creator: Kearby, John Gallatin & Robinson, Zephaniah

Post Hole Drill

Description: Patent for Post Hole Drill.
Date: February 17, 1917
Creator: Blue, Lee A.

Cut-Off Lock

Description: Patent for gasoline cutoff for motor vehicles. Allows for vehicle to be still in use or running when left unattended, but will prevent it from being stolen.
Date: January 9, 1917
Creator: Reid, William O.

Roller Bearing

Description: Patent for Roller Bearing
Date: January 2, 1917
Creator: Galbraith, David G.

Oil-Well Drill

Description: Patent for an Oil-Well Drill with the "...object of the invention being to provide means to prevent the drill from becoming unscrewed from the drill rod and dropping into the bottom of the well" (lines 12-16).
Date: December 29, 1916
Creator: Parker, Roy B. & Spurlock, Robert C.

Reversing Mechanism For Engines.

Description: Patent for improvements in "reversing mechanism for engines, where the operating lever may be supported in such a manner as to substantially eliminate lost motion, and where the reverse lever may be operated with greater convenience and facility." (lines 11-17).
Date: December 5, 1916
Creator: Wagner, Warren

Cradle.

Description: Patent for an improved cradle with a hinged locking enclosure for providing protection against an infant falling out, intrusion of insects, excess sun, and inclement weather.
Date: October 31, 1916
Creator: Vanék, Joseph

Spring-Wheel.

Description: Patent for improving Spring-Wheels that "prevent the wheel from 'skidding' or slipping upon muddy or soft roads [...] which may be applied without material structural change to wheels of forms and sizes" (lines 9-15), including illustrations.
Date: March 28, 1916
Creator: Mensik, Joseph

Lamp-Burner

Description: Patent for the provision of spring pressed clamps pivotally mounted on a burner and adapted to engage opposite sides of the base of a lamp chimney and thereby securely hold the lamp chimney in place on the burner and yet permit the ready removal of the chimney.
Date: January 4, 1916
Creator: Patterson, Simon H.

Pistol- Holster

Description: Patent for a pistol holder. The holder will secure the pistol in the position that it should be in, at all times.
Date: January 4, 1916
Creator: Parrish, Byron B.

Gasolene-Cut-Off Lock for Automobiles.

Description: Patent for a lock-controlled device to cut-off gasoline to the carburetor to prevent unauthorized or accidental use of the automobile. "Further objects of the invention are to provide a device of this character which is simple and inexpensive in its construction" (lines 20-22).
Date: November 2, 1915
Creator: Reid, William Otho

Upholstery.

Description: Patent for an improvement in upholstery, more specifically, inflatable type upholstery; includes illustrations.
Date: July 13, 1915
Creator: Dodd, Laura L.
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