57 Matching Results

Search Results

Locking Device.

Description: Patent for "improvements in locking devices for motor vehicle steering wheels" (lines 10-11).
Date: April 15, 1919
Creator: Crawford, Jesse L. & Dunlap, Jack R.
Partner: UNT Libraries Government Documents Department

Improvement in Churns.

Description: Patent for a butter churn.
Date: December 15, 1874
Creator: Sreeves, Charles B.
Partner: UNT Libraries Government Documents Department

Child's Plate or Dish

Description: Patent for a child's plate or dish. It is designed to be secured to the shelf of the children's chair to prevent throwing. Illustration included.
Date: February 15, 1910
Creator: Matthews, Jennie C.
Partner: UNT Libraries Government Documents Department

Air-Pump

Description: Patent for an automobile air pump that can be power driven from a car motor. This pump can be driven from the rear wheel of a car.
Date: July 15, 1915
Creator: Causey, Thomas S. & Kelley, Robert B.
Partner: UNT Libraries Government Documents Department

Needle for Hand-Embroidery and Similar Work.

Description: Patent for a hand embroidery needle that allows for easy swapping of different sized points.
Date: March 15, 1921
Creator: Pade, George V. & Neitzel, Conrad T.
Partner: UNT Libraries Government Documents Department

Sluice-Gate.

Description: Patent for a sluice gate that is tapered in shape.
Date: November 15, 1910
Creator: Creager, William M. & Harry, Thomas C.
Partner: UNT Libraries Government Documents Department

Forge-Tray.

Description: Patent for "an improved forge tray, and it has for its object to provide means for preventing the loss or waste of fuel incident to the use of the ordinary forms of forges; and to provide means for concentrating the heat without interfering with the operations of the smith and without intercepting his view of the irons" (lines 8-15).
Date: August 15, 1893
Creator: Burnett, Rufus Samuel
Partner: UNT Libraries Government Documents Department

Window Shade Roller

Description: Patent for an improved window shade roller design.
Date: April 15, 1919
Creator: Revier, H. R.
Partner: UNT Libraries Government Documents Department

Lens Holder

Description: Patent for a lens holder. The design of this invention relates to holders for eyeglasses and spectacles. Illustration included.
Date: February 15, 1910
Creator: Chappel, James M.
Partner: UNT Libraries Government Documents Department

Cotton Condenser

Description: Patent for a condenser for cotton gins.
Date: April 15, 1913
Creator: Murray, Stephen D.
Partner: UNT Libraries Government Documents Department

Electric Time Switch

Description: Patent for an electric time switch. This invention allows for an automatic opening of an electric line at a predetermined time. Illustration included.
Date: January 15, 1907
Creator: Chappel, James M.
Partner: UNT Libraries Government Documents Department

Churning Device

Description: Patent for an improved churning device that provides a carrier for the churning receptacle, making manufacturing cheaper and operation easier.
Date: June 15, 1920
Creator: Thompson, Robert A. & Morris, Lute P.
Partner: UNT Libraries Government Documents Department

Churn-Operating Mechanism

Description: Patent for a rotary dasher churn operated by a spring motor. Illustrations included.
Date: June 15, 1909
Creator: Johnson, Frederick N.
Partner: UNT Libraries Government Documents Department

Till-Alarm.

Description: Patent for improvements in Tills or cash-drawers by using “a combination-lock to prevent its being opened by unauthorized parties, and which will give an alarm with manipulated by any one unacquainted with the secret of its management.” (Lines 14-18) Illustration is included. Corrections in Letters are also included.
Date: September 15, 1891
Creator: Garrett, Henry
Partner: UNT Libraries Government Documents Department

Apparatus For Refining Crude Petroleum

Description: Patent for an apparatus for refining crude petroleum. This invention seeks to process oil containing burned, scorched, or charred particles. Illustration included.
Date: March 15, 1904
Creator: O'Neall, James M.
Partner: UNT Libraries Government Documents Department

Cistern

Description: Patent for the "class of cisterns used to catch rain-water from the roofs of houses or other places" (lines 9-11); including illustration and instructions
Date: May 15, 1900
Creator: Harry, Hugh W.
Partner: UNT Libraries Government Documents Department

Trap.

Description: Patent for a hunting trap that will "effectively prevent the escape of the captives." (Line 17) Includes instructions and illustrations.
Date: October 15, 1895
Creator: Wallace, Bar P.
Partner: UNT Libraries Government Documents Department

Syringe

Description: Patent for a syringe. Illustrations included.
Date: December 15, 1908
Creator: Hill, Hiram McClung & Farrington, Charles Oliphint
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

Rerailer

Description: Patent for a rerailer for putting railroad cars back on the tracks.
Date: November 15, 1910
Creator: McGann, Thomas W. J.
Partner: UNT Libraries Government Documents Department

Cotton-Seed Conveyer.

Description: Patent for "an efficient and economical cotton-seed-conveyer system for the removal of cotton-seed from gins or linters by the exclusive and unimpeded action of an air-blast through the exhaust-flue of the fan that is ordinarily employed in connection with the usual elevator from conducting cotton into the gin-feeders." (Lines 9-15) Includes instructions and illustrations.
Date: June 15, 1897
Creator: Graber, Henry W.
Partner: UNT Libraries Government Documents Department

Harrow.

Description: Patent for an improved harrow made up of a yielding frame, an extensible truss-bar, slotted braces, an angle iron, a lever connected to the frame and the truss-bar, a hook that holds the open end of the lever, and a plate on the lever that straddles a bail.
Date: May 15, 1894
Creator: Johnson, John C.
Partner: UNT Libraries Government Documents Department

Combined Ventilator and Chimney.

Description: Patent for a new and improved combined ventilator and chimney. This design consists in "[a] combined ventilator and chimney . . . composed of a central flue surrounded by an annular air-chamber, in the top and bottom of which are openings, flange, and case, provided with a water-shed or apron, in combination with [a] section consisting of a flue or chimney, having its lower end inserted in the flue of the ventilator and extending therefrom above the roof, and covered with a cap or caps, and its… more
Date: January 15, 1884
Creator: Matthews, William F.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen