1,292 Matching Results

Explore Results

Results: 1 - 24 next

Acetylene Gas Generator.

Description: Patent for a acetylene gas generator which combines "both a generator and a gasometer the parts of which are so arranged as to render the machine efficient and entirely automatic in action, as well as inexpensive of production." (lines 16-20) including illustrations.
Date: October 14, 1902
Creator: Reynolds, Pearl P. & Reynolds, Jerry J.
Partner: UNT Libraries Government Documents Department

Ballot-Box

Description: Patent for a ballot box using black and white balls.
Date: March 4, 1902
Creator: Green, Charles D.
Partner: UNT Libraries Government Documents Department

Safety-Razor.

Description: Patent for new and improved safety razor, which will be similar to an ordinary razor, and "can be used either in its safety form or in the ordinary manner" (lines 15-16) including instructions and illustrations.
Date: July 20, 1897
Creator: Bradley, Richard Sherman.
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for the "construction of a spark-arrester adapted to the smoke-stack of any locomotive" (lines 12-13) detailing a new and better combination and arrangement of plates and screens.
Date: February 10, 1880
Creator: Wiggin, John E.
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for concepts and designs used to improve performance of Spark-Arresters used in the smoke stacks of locomotives with illustrations and instructions.
Date: April 6, 1880
Creator: Wiggin, John E.
Partner: UNT Libraries Government Documents Department

Car-Coupling.

Description: Patent for "construction and arrangement of arrow-shaped draw-heads and lever-bars adjustable upon rack-bars for the purpose of raising and lowering the draw-heads" (lines 16-20)including instructions and illustrations.
Date: April 20, 1880
Creator: Gray, John D.
Partner: UNT Libraries Government Documents Department

Roller Boring-Drill.

Description: Patent for a boring-drill that can be manufactured cheaply. It provides sufficient space for the casing to follow it in order to prevent the walls from caving in. The patent includes instructions and illustrations.
Date: December 1, 1914
Creator: Hughes, Howard Robard
Partner: UNT Libraries Government Documents Department

Lock Nut Construction

Description: Patent for “a lock-nut construction that can be applied and easily taken apart without injury and provide a device for locking a rotary cutting disk in place and prevent accidental removal from its bearing.” (lines 14-19) including instructions and illustrations.
Date: unknown
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Drill.

Description: Patent for
Date: June 30, 1914
Creator: Weathersby, Fred Richard
Partner: UNT Libraries Government Documents Department

Picket-Fence Machine.

Description: Patent for a picket fence machine for a fence that can be built of wire where normal fence pickets are woven and spaced an equal distance apart, including illustrations and instructions.
Date: March 10, 1914
Creator: Purdy, John S.
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel Buffer

Description: Patent for an improved construction for a vehicle-wheel buffer which eliminates deterioration of its components found in ordinary type buffer. This invention implements an anti-friction mounting which allows the buffer to rotate freely.
Date: February 25, 1915
Creator: Kettler, Martin F.; M. F. Kettler
Partner: UNT Libraries Government Documents Department

Resilient Wheel.

Description: Patent for "certain new and useful Improvements in Resilient Wheels" (lines 5-6) including specifications and illustrations.
Date: May 25, 1915
Creator: Martin F. Kettler
Partner: UNT Libraries Government Documents Department

Levee.

Description: Patent for reinforced levees with "means whereby the water will be positively prevented from seeping therethrough and weakening the levee" (lines 14-16).
Date: September 30, 1913
Creator: Beazley, John Sr.
Partner: UNT Libraries Government Documents Department

Boiler Attachment

Description: Patent for improvements in boiler attachments, to produce a thermostatic device of simple and improved construction which may be utilized for the purpose of actuating a valve governing the steam supply to the pump or the injector.
Date: June 28, 1913
Creator: Priester, Joel Ellis
Partner: UNT Libraries Government Documents Department

Oil-Burner.

Description: Patent for improved design and function in oil burners, specifically on fuel nozzle and needle valve, allowing for greater control of gas that flows through to create combustion.
Date: January 27, 1914
Creator: Butler, Louis
Partner: UNT Libraries Government Documents Department

Closure for Refrigerators and the Like

Description: Patent is to "provide a simple and efficient construction of doors or lids for refrigerators, refrigerator cars, ice boxes, fireless cookers, telephone booths and the like, and as fire doors for storage houses, and wherever it is necessary or desirable to provide for facility of movement in opening or shrinking, due to head or cold, dampness or dryness, or other climatic or atmospheric or similar changes or conditions, while insuring an air tight, smoke, fire and bug proof, and heat insulating … more
Date: May 28, 1918
Creator: Seifert, John W. of Houston, TX
Partner: UNT Libraries Government Documents Department

Automatic Pipe Coupling

Description: Patent for improvement on the methods of controlling oil flow.
Date: September 2, 1919
Creator: Childs, William L.
Partner: UNT Libraries Government Documents Department

Trademark Certificate: Helen Corbitt's

Description: Certificate registering a trade-mark for "Helen Corbitt's" written in stylized text, in force from 1951-1971. It includes the official certificate and the application text explaining how the mark has been used.
Date: May 29, 1951
Creator: Corbitt, Helen
Partner: University of Dallas

Wild Well Control

Description: Patent for a device to help get oil or gas wells back under control from a distance if they have developed excessive gas pressure which may cause fluid to blow out of the well or fires.
Date: July 11, 1933
Creator: Whitwam, Wallace W.
Partner: Private Collection of Mike Cochran

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.
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench with a head having a pair of rigid jaws to engage the object. One unique use of this wrench is that it can tighten any threaded joint beyond the degree of tightness that can be obtained by pulling the handle of an ordinary wrench in the usual manner.
Date: July 19, 1921
Creator: Duda, Oswald
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. Illustration included.
Date: April 17, 1906
Creator: Hall, Samuel N. & Lawlor, James
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. Illustrations included.
Date: June 2, 1908
Creator: Layne, Mahlon E. & Hall, Samuel N.
Partner: UNT Libraries Government Documents Department

Wood-Preserving Compound

Description: Patent for a new wood preserving compound to protect wood from bugs and prevent decay.
Date: June 23, 1908
Creator: Percival, Herbert Elmer
Partner: UNT Libraries Government Documents Department
Back to Top of Screen