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Electric motor.

Description: Patent for improved electric motor used in motor vehicles "which may be associated directly with the driving-wheel of a motor-vehicle" (lines 40-41), bypassing the need for other power-transmitting mechanisms. Includes instructions and illustrations.
Date: July 20, 1897
Creator: Perret, Frank A.
Partner: UNT Libraries Government Documents Department

Process of Saturating Oils

Description: Patent for the process of saturating oils. This is a continuation of the treating and improving petroleum hydrocarbons application serial number 792615 filed 1913-09-30.
Date: August 27, 1918
Creator: Almer McDuffie
Partner: UNT Libraries Government Documents Department

Wheel.

Description: Patent for a wheel hub, which has anti friction parts inside of it.
Date: August 23, 1910
Creator: Neighbour, William W.
Partner: UNT Libraries Government Documents Department

Jack.

Description: Patent for a jack for lifting heavy loads on railroads, which has an automatic steady movement of the load up and down without adjusting the jack settings.
Date: August 6, 1907
Creator: Blake, David Alexander & Blake, Charles William
Partner: UNT Libraries Government Documents Department

Utilizing Sulfur-Containing Petroleum.

Description: Patent for a method of removing sulfur from Beaumont petroleum and converting it into sulfuric acid.
Date: February 20, 1912
Creator: Robinson, Clarence I.
Partner: UNT Libraries Government Documents Department

Improvement in Insect-Destroyers.

Description: Patent for a device to destroy "winged insects which are destructive to the cotton plants and other vegetation" (lines 19-21) including instructions and illustrations.
Date: December 6, 1870
Creator: Byrne, Thomas; Strunk, Diedrich & Schott, J. J.
Partner: UNT Libraries Government Documents Department

Propeller

Description: Patent for a boat propeller that does not create a vacuum behind it and is more efficient than other propellers.
Date: July 23, 1912
Creator: Blake, David H.
Partner: UNT Libraries Government Documents Department

Trolly Wheel and Harp.

Description: Patent for trolley wheels, where "the transmission of the current through the wheel to the harp is maintained at the maximum and the necessary wear of the relatively movable parts reduced to a minimum" (lines 11-15).
Date: May 7, 1912
Creator: Neighbour, William W.
Partner: UNT Libraries Government Documents Department

Oil-Converting Apparatus.

Description: Patent for an apparatus that can be built at moderate cost, which will enable a high rate of commercially efficient work to reduce "the specific gravity of various grades of hyrdo-carbon oils, especially those of a semi-refined character" (lines 22 - 24).
Date: October 28, 1919
Creator: Adams, Joseph H.
Partner: UNT Libraries Government Documents Department

Pyrotechnic Device.

Description: Patent for a firework called a crazy cracker, which prevents accidental ignition from friction by covering the firework in a wood pulp covering.
Date: November 3, 1908
Creator: Graber, Charles F.
Partner: UNT Libraries Government Documents Department

Needle for Graphophones and the Like.

Description: Patent for a gramophone needle that produces better sound due to allowing for vibrations and can be used longer by producing a a sharpened point on one side while playing that can be used the next time by turning over the needle.
Date: April 9, 1907
Creator: Petmecky, Fred
Partner: UNT Libraries Government Documents Department

Mold for Typographical Casting-Machines.

Description: Patent for a mold for typographical casting machines which may be altered to produce slugs of different sizes.
Date: April 7, 1914
Creator: Diaz, Pascual M.
Partner: UNT Libraries Government Documents Department

Discharge Mechanism for Harvesters

Description: Patent for the binder-deck of harvesters "and it consists, broadly, of a flexible deck having its lateral edges fixed and its middle portion hinged at one edge and free at the other, and means for automatically lowering the latter when the bundle of grain is to be discharged in order that the discharge may be facilitated" (lines 11-17).
Date: October 25, 1892
Creator: Stroud, Wiley N. & Corey, Rufus H.
Partner: UNT Libraries Government Documents Department

Seeding-Machine

Description: Patent for improvements to the hoe of the seeding machine "and attendant parts, and particularly to the means for guiding and adjusting the hoe and for guiding and adjusting the following-wheel" (lines 17-19).
Date: November 8, 1892
Creator: Kirkpatrick, George W. & Ralston, James B.
Partner: UNT Libraries Government Documents Department

Envelope or Bag Machine

Description: Patent for a machine "for making envelopes, paper bags, and the like wherein the blank which is to form the envelope or bag is automatically fed into the machine at its receiving end by a suitable feeder and is folded and gummed on its way through the machine, being finally delivered in a marketable condition at the delivery end of the machine" (lines 10-17).
Date: June 24, 1890
Creator: Clarke, George R.
Partner: UNT Libraries Government Documents Department

Engraving-machine.

Description: Patent for improvements to an engraving machine. Illustrations included.
Date: July 1, 1902
Creator: Crane, Walter E.
Partner: UNT Libraries Government Documents Department

Fiber-Separating Machine.

Description: Patent for a new and improved fiber separating machine "in which the entire cleaning or separating of the fibers from the plant stock can be done in one operation" (lines 10-13).
Date: May 5, 1914
Creator: Parks, Michael Edward
Partner: UNT Libraries Government Documents Department

Spring-Washer for Piano-Flanges.

Description: Patent for a spring washer for piano flanges that prevents the flanges from becoming loose over time.
Date: December 5, 1911
Creator: Mayor, Enoch Allen
Partner: UNT Libraries Government Documents Department

Fan and Motoro Therefor.

Description: Patent for a motor-propelled fan that can attach to any support, especially beds steads and other furniture. The motor is simple and can be easily manipulated.
Date: May 9, 1893
Creator: Sneckner, George A. & Roth, Charles E.
Partner: UNT Libraries Government Documents Department

Bedstead

Description: Patent for a bedstead. Illustration included.
Date: October 31, 1905
Creator: Davis, Augustus H.
Partner: UNT Libraries Government Documents Department

Bookbinding

Description: This is a letter patent for the bookbinding invention as a means for holding books, pamphlets, catalogs, and other similar paper materials together. The purpose of this invention is to make it possible to place additional material inside the same covers, and with the original contents of a book without breaking or tearing the binding.
Date: June 22, 1911
Creator: Robinson, Edward K.
Partner: UNT Libraries Government Documents Department

Coin Operated Electrical Weighing Scale.

Description: Patent for a new and improved coin-operated electric weighing-scale. This design consists in "the combination of the chute-section adapted to receive a coin or similar metallic piece, and having insulated electrical conductors, a weighing machine having its indicator disconnected from the main portion of the weighing mechanism, a stop on said main portion to limit the movement of the indicator when released, a latch for securing said indicator at the zero-point, and electrical connections betwe… more
Date: June 21, 1887
Creator: Smith, William R.
Partner: UNT Libraries Government Documents Department

Coin-Controlled Vending-Machine

Description: Patent for a pencil vending machine that is coin-operated, with illustrations.
Date: September 5, 1911
Creator: Mathes, John W.
Partner: UNT Libraries Government Documents Department
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