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Process of Making Lubricants.

Description: Patent for "an improved process for making a lubricant especially adapted for parts of moving machinery which will be efficient to keep said parts and their bearings cool and which may also be used to cool heated journals and bearings" (lines 11-16).
Date: March 26, 1901
Creator: Hudnall, Millard Stewart
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a plow, by John W. Hudson. This plow has a beam that can be adjusted to carry different sizes of plows. Beam is designed to help equalize resistance between the two sides of the beam.
Date: July 3, 1906
Creator: Hudson, John W.
Partner: UNT Libraries Government Documents Department

Portable Locomotive-Valve-Seating Machine.

Description: Patent for improvements to valve-seating machines that allows for them to be constructed simply.
Date: July 19, 1921
Creator: Mooney, James J. & Bennet, Richard E.
Partner: UNT Libraries Government Documents Department

Measure for Oil-Wells.

Description: Patent for a device measuring the depth of oil and other wells by computing the distance preferably by the sand line or other line as it is let down from the earth's surface to the bottom of the well.
Date: May 21, 1918
Creator: Richardson, Robert B.
Partner: UNT Libraries Government Documents Department

Pump

Description: This patent is for pumps. This patent allows for the pump barrel to be readily disengaged from its normal positive engagement with the well tube for removal from said tube for repairs or any other reason.
Date: March 19, 1918
Creator: Perry, Sherman V.
Partner: UNT Libraries Government Documents Department

Threading Apparatus For Pipes.

Description: Patent for improvements of the threading apparatus for pipes through a simple attachment to automobiles wheels. Illustrated figures with descriptions are presented to easily show the ways in which the device attaches and is used.
Date: December 28, 1920
Creator: Adkins, Otto O.
Partner: UNT Libraries Government Documents Department

Steam-Generator.

Description: Patent for a new version of a steam generator that uses internal combustion of "all kinds of liquid fuel and gas" (line 25), and has an "automatically regulated in accordance with the steam pressure" supply of steam in the combustion and mixing chambers.
Date: December 19, 1916
Creator: Sands, George. H.
Partner: UNT Libraries Government Documents Department

Dry Closet

Description: Patent for a dry closet.
Date: November 28, 1916
Creator: Pyle, Eben W.
Partner: UNT Libraries Government Documents Department

Oil Burner

Description: Patent for simple, efficient oil burner.
Date: February 20, 1917
Creator: Latshaw, Benjamin J.
Partner: UNT Libraries Government Documents Department

Toy Aeroplane.

Description: Patent for a new and improved toy airplane to be propelled by the feet and steered by the child seated inside, including illustrations. It "is relatively simple and inexpensive to produce, while also being able to withstand considerable rough handling" (lines 26-28).
Date: March 15, 1921
Creator: Paul, Leon R.
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for improvements to pumps in working barrels, packing, and packing chambers, the purpose of which is to eliminate easily worn parts and improve the efficiency of these pumps, including illustrations.
Date: November 28, 1922
Creator: Kerr, Michael A.
Partner: UNT Libraries Government Documents Department

Support for Telegraph Line-Wires and the Like.

Description: Patent for "supports for telegraph and telephone line wires, electric light line wires, and the like, and the object is to provide simple and highly efficient brackets for holding such wires securely in place ... so that the wires will not drop to the ground" (lines 10-18), including instructions and illustrations.
Date: May 21, 1918
Creator: Wilson, James F.
Partner: UNT Libraries Government Documents Department

Motor Starter

Description: Patent for a new motor starter design.
Date: January 7, 1919
Creator: Maha, Irwin J.
Partner: UNT Libraries Government Documents Department

Stock Car.

Description: Patent for a new and improved animal stalls in stock cars. This design "has for its object to provide these stalls in such a manner that they can be readily and cheaply applied to and removed from the cars; and it also has for its further object to provide for rendering the stall-partitions laterally yielding or elastic, and yet under such a degree of tension as to withstand or resist the movements of the animals" (lines 11-18).
Date: April 17, 1883
Creator: Lewis, Henry A.
Partner: UNT Libraries Government Documents Department

Gripping Tool

Description: Patent for improvements to gripping tools for tubing and other round objects with illustrations.
Date: September 26, 1919
Creator: Drake, Charles W.
Partner: UNT Libraries Government Documents Department

Gripping Device for Well-Boring Apparatus

Description: Patent for a gripping device for well-boring apparatus that allows the rotary gripping rings to be reversed and used as new when one side has been worn down completely including illustrations and instructions.
Date: June 15, 1915
Creator: Myers, George S.
Partner: UNT Libraries Government Documents Department

Penholder.

Description: Patent for a wooden holder for pen-points. The holder is designed to be constructed cheaply and permit the neat and clean insertion and removal of pen-points.
Date: October 13, 1903
Creator: Estes, John W.
Partner: UNT Libraries Government Documents Department

Valve Means for Oil Well Swivels

Description: Patent for a valve that may be incorporated into the swivel of an oil well drill to aid in expediting the drilling process.
Date: February 27, 1917
Creator: Lincoln, B. Hugh
Partner: UNT Libraries Government Documents Department

Bottle Washing Apparatus

Description: Patent for bottle washing machine.
Date: February 27, 1917
Creator: McDaniel, Joshua S.
Partner: UNT Libraries Government Documents Department

Rotary Core-Drill.

Description: Patent for a rotary drill for drilling into and removing solid core samples of hard formations encountered in deep oil wells. It is designed to remove the core sample intact so the composition of the formation can be analyzed.
Date: May 1, 1917
Creator: Smith, Thomas B.
Partner: UNT Libraries Government Documents Department

Railroad-Tie.

Description: Patent for a "simple and effective railroad tie for supporting the rails and rigidly holding them in the position of use" (lines 19-21).
Date: January 30, 1894
Creator: Lee, John Chester
Partner: UNT Libraries Government Documents Department

Railroad-Tie.

Description: Patent for a railroad-tie that improves on a patent granted to John C. Lee (No. 513,792). The improvement that simplifies and makes the tie stronger and uses less materials.
Date: November 5, 1895
Creator: Mansfield, Robert Allen
Partner: UNT Libraries Government Documents Department

Pipe-Tongs

Description: Patent for an improvement on the existing design of pipe tongs, the improvement will allow for one individual to hold the tongs, adjust the size around the pipes, and screw or unscrew the pipe alone. Previous designs required two or three individuals.
Date: March 9, 1920
Creator: Hill, Richard Dennie
Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for a pipe-wrench that can "be adjusted to fit accurately pipes and rods from the smallest to the largest of those in more common use, that will grip each with almost any desired degree of force and yet will not materially mar or injure it, and that may also be used for ends not usually possible with pipe-wrenches" (lines 12-18).
Date: October 15, 1895
Creator: McCauley, John H. & Winfrey, Edgar M.
Partner: UNT Libraries Government Documents Department
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