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Cotton and Cane Cultivator

Patent for Cotton and Cane Cultivator. Laterally-movable hoe that can be thrown in and out of action.

Date: October 18, 1902

Creator: Dodd, John A. & Dodd, J. A.

Partner: UNT Libraries Government Documents Department

Patent for improvements in wagon-breaks, with the object of providing simple, effective, and durable means by which the breaks may be applied by either foot or hand power (lines 8-12). Additionally, provides "improved means for altering the power of the breaks" (lines 18-19).

Date: May 18, 1888

Creator: Baker, Owen T.

Partner: UNT Libraries Government Documents Department

Lock Hopple.

Patent for a new and improved lock-hopple. This design consists in "the combination of the semi-circular section provided at its free end with the latch-hook and concave edge, and the semi-circular section provided with the perforated projection for the attachment of the lap-ring, and with the lock" (lines 95-100). It further consists in "the partition, the cap-piece having the central key-opening, the journaled latch-hook having the end of its journal formed to fit in the recess in the end of … more

Date: December 18, 1888

Creator: White, Elisha Lafayette

Partner: UNT Libraries Government Documents Department

Improvement In Water-Elevators.

Patent for improvements to water-elevators using water-vessels which are suspended from a chain or cord, also known as endless carriers.

Date: August 18, 1877

Creator: Wright, Martin Van Buten

Partner: UNT Libraries Government Documents Department

Magneto-Electric Telegraphy.

Patent for a machine that telegraphs messages between distant points by means of induced currents that produce magnets without the use of battery current, including illustrations.

Date: August 18, 1885

Creator: Brown, Fred H.

Partner: UNT Libraries Government Documents Department

Liquid-Fuel Burner.

Patent for a liquid fuel burner for use in stoves that completely burns the fuel.

Date: July 18, 1911

Creator: Hawkins, William L.

Partner: UNT Libraries Government Documents Department

Improvements for Apparatus for Sealing Pipe-Joints

Patent for apparatus for sealing pipe-joints. Improvements and unique changes are explained in the text of the patent submission, accompanied by diagrams of the patent.

Date: September 18, 1917

Creator: Woodward, Edwin C

Partner: UNT Libraries Government Documents Department

Well-Cleaner.

This invention relates to an improved well cleaner, and has for its principal object to provide a device of this kind adapted to be positioned in a well casing to direct a volume of air into the casing for cleaning the valves and straining elements thereof. A further object of the invention is to provide an automatic means for sealing the cleaner for holding the fluid within the well casing, against back pressure, during the cleaning operation. (Lines 8-19)

Date: October 18, 1919

Creator: Sargent, Lemuel H.

Partner: UNT Libraries Government Documents Department

Spark Plug for Internal-Combustion Engines

Patent for an improved automobile spark-plug with both insulated and non-insulated cylinders that will activate with any spark to the device.

Date: January 18, 1915

Creator: Loose, Robert D.

Partner: UNT Libraries Government Documents Department

Mechanical Dentistry.

Patent for new and improved mechanical dentistry. This design consists in "[a] dental plate provided with a series of holes or perforations and a continuous groove upon the upper surface of the plate communicating with the holes or perforations therein" (lines 62-65).

Date: May 18, 1886

Creator: Mayfield, William Dudley

Partner: UNT Libraries Government Documents Department

Mixing-Machine

Patent for a mixing machine for confectioners. Illustrations included.

Date: October 18, 1910

Creator: Vlahoyanes, Nickolas P.

Partner: UNT Libraries Government Documents Department

Trolley-Pole.

Patent for inventing a trolley pole which is easy to build, comparatively inexpensive and easy to use. This is an improvement for the older version.

Date: July 18, 1916

Creator: Kirkpatrick, Otey. R.

Partner: UNT Libraries Government Documents Department

Quilting-Frame

Patent for a new type of quilting frame. The improved Quilting-Frame can be used with a standard sewing machine. The device allows a sewing machine to in seams.

Date: February 18, 1913

Creator: Cribbs, William D.

Partner: UNT Libraries Government Documents Department

Piano-Pedal.

Patent for a piano pedal made of one piece of cast metal to avoid the problem of loose connections between parts over time and which goes in a smaller hole in the bottom of the piano to prevent mice or dust from entering inside the piano.

Date: June 18, 1907

Creator: Norcross, Levi Watson

Partner: UNT Libraries Government Documents Department

Gas-Generating Apparatus.

Patent for a gas generating apparatus that produces combustible gas.

Date: July 18, 1911

Creator: O'Neall, James M.

Partner: UNT Libraries Government Documents Department

Headlight-Adjuster for Automobiles.

Patent for a headlight adjuster for automobiles, which causes the headlights to turn when the car turns.

Date: May 18, 1909

Creator: Leach, Leonard M.

Partner: UNT Libraries Government Documents Department

Cotton-Chopper.

Patent for improvements in cotton choppers by providing a means for it to be “mechanically performs the work of “blocking out” the cotton, or to reduce a cotton-row to a series of equidistant hills.” (Lines 12-14) Further, to provide “means whereby the hoes may be adjusted vertically, and also having suitable means to discontinue the operation of the hoes.” (Lines 16-19) Illustration is included.

Date: January 18, 1910

Creator: Howell, James W.

Partner: UNT Libraries Government Documents Department

Elevator Door and Catch.

Patent for elevator doors and catches by creating a device which can make the elevator door opened and closed automatically. Illustration is included.

Date: June 18, 1901

Creator: McNaught, Ira S.

Partner: UNT Libraries Government Documents Department