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Metal-Foil Fabric.

Description: Patent for
Date: August 5, 1902
Creator: Parker, Harry L.
Partner: UNT Libraries Government Documents Department

Shaft Coupling

Description: Patent for a shaft coupling. This invention is designed to connect shafts by interlocking to parts that slide lengthwise thereby clamping them together. Illustration included.
Date: February 5, 1907
Creator: Frank, Henry M.
Partner: UNT Libraries Government Documents Department

Composite Railway-Tie.

Description: Patent for a railway tie made from concrete and iron, which is more durable than previous ties of this type.
Date: November 5, 1907
Creator: Smith, John
Partner: UNT Libraries Government Documents Department

Saw-Filing Device

Description: Patent for an improved saw filing machine. Illustration is included
Date: October 5, 1920
Creator: Barger, Bernard J.
Partner: UNT Libraries Government Documents Department

Split Pulley.

Description: Patent for split pulleys with interlocking parts that can be attached together without pulling the parts longitudinally.
Date: February 5, 1907
Creator: Frank, Henry M.
Partner: UNT Libraries Government Documents Department

Overflow Separating Device.

Description: Patent for an invention that allows for the separation of materials, such as fluid, between two objects, one of higher altitude than the other, with minimal disruption at the surface of the lower object.
Date: October 5, 1920
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Slime Pulp Thickener.

Description: Patent for a "device for thickening slime or pulp, and particularly pertains to a structure similar to that disclosed in my co-pending application entitled "Slime pulp thickener," serial number 173,785, filed June 9, 1917, and of which the present application is a division" (lines 8-14). Additionally, described as a device that automatically releases thickened pulp when proper density is achieved.
Date: October 5, 1918
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Cigarette Package.

Description: Patent for "new and useful Improvements in Cigarette Packages" (lines 5-6) including "the method of dispensing or extracting cigarettes from the package and as well to the method of making a cigarette package" (lines 9-12), including one illustration.
Date: September 5, 1922
Creator: Sohn, Elmer L.
Partner: UNT Libraries Government Documents Department

Injection Apparatus

Description: Patent for an injection apparatus for use in adding chemicals to water supplies in sinks.
Date: July 5, 1910
Creator: Rodgers, Walter S.
Partner: UNT Libraries Government Documents Department

Metallurgical Process

Description: Patent for a process for reducing minerals to metals, including instructions and illustrations.
Date: October 5, 1909
Creator: Dawson, Oliver B.
Partner: UNT Libraries Government Documents Department

Film for Cameras.

Description: Patent for photographic film that contains alternating sensitized and non-sensitized sections for the purpose of creating an initial exposure view as a guide to use when taking a subsequent actual photograph.
Date: August 5, 1919
Creator: Sartorius, Oton; Gándara, José F. & Colonna, Benito
Partner: UNT Libraries Government Documents Department

Baling-Press

Description: Patent for bailing press including improvements in the compressor, feeder, and plunger-actuating mechanisms.
Date: June 5, 1917
Creator: North, George W.
Partner: UNT Libraries Government Documents Department

Advertising Device.

Description: Patent for an advertising machine that is motor-operated and will display a succession of slides that can be shown during the day or at night. It includes a light to help show slides to the public, a shutter that automatically and intermittently displays slides, a lens for projecting slides on a distant screen, and a master slide to be shown with each slide. The patent includes illustrations.
Date: August 5, 1913
Creator: Bernard, Oscar C.
Partner: UNT Libraries Government Documents Department

Low-Water Alarm For Boilers

Description: Patent for "improvements in low water alarms for steam boilers and more particularly to those which are operated by the heat from the steam in the boiler, after the water therein has fallen below a predetermined danger point" (lines 15-20).
Date: January 5, 1915
Creator: Anderson, Williamson D. & Shearer, Edward J.
Partner: UNT Libraries Government Documents Department

Baling Press

Description: Patent for Baling Press
Date: September 5, 1916
Creator: North, George W.
Partner: UNT Libraries Government Documents Department

Pumping-Engine.

Description: Patent for a pumping engine that pumps air, water, oil, or other agents. It was designed to be used for air pumps on locomotives, inflating tires on automobiles, pumping water in steam operated machines, and other uses.
Date: June 5, 1917
Creator: Allison, Jesse H.
Partner: UNT Libraries Government Documents Department

Soldering-Machine

Description: Patent for soldering machine "for uniting by soldering these connections or joints of the printing strips, although the machine is not limited to this purpose, for, as will be obvious, it is adapted for application in the soldering of various kinds of work" (lines 32-37) including instructions and illustrations.
Date: November 5, 1901
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

Automatic Separator and Evaporator.

Description: Patent for an improved automatic separator and evaporator which controls the intake with an included air-lift or jet-ejector, including illustrations.
Date: April 5, 1921
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Machine for Shearing or Cutting Metal

Description: Patent for an improved machine that will shear and cut metals.
Date: November 5, 1901
Creator: Crane, Walter E.
Partner: UNT Libraries Government Documents Department

Form For Concrete Vessels

Description: Patent for large, concrete vessels, meant as a mold to "be used again and again in building different vessels" (lines 17-18).
Date: November 5, 1918
Creator: Kroeger, Otto P.
Partner: UNT Libraries Government Documents Department

Thickener and Means for Removing Settled Solids Therefrom.

Description: Patent for a machine which can automatically and continuously remove thickened material, which is a byproduct of wet milling ores. "The present device has been particularly designed to permit feed and discharge to be on the same level or for that matter the constant density discharge may be above or below the level of the feed stream, as may best fit the conditions of the particular installation" (lines 39-45).
Date: October 5, 1920
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department
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