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Derailing Block dated October 1, 1918

Description: Patent for new and improved detailing rocks for railroads. What makes this unique is that the clamp can be quickly and effectively clamped to railroad tracks.
Date: February 19, 1918
Creator: Samuel Harvey Garrett & Joseph Owen Staude
Partner: UNT Libraries Government Documents Department

Improvement in Hats

Description: Patent for "a new and improved ventilated hat...which will enable others skilled in the art to make and use the same, reference being had to the accompanying drawings, forming part of this specification" (lines 3-5). including instructions and an illustration.
Date: September 1, 1868
Creator: Watkins, M. S.
Partner: UNT Libraries Government Documents Department

Hairpin

Description: Patent for preventing "the accidental displacement of the dislodgment of the pin from the hair of the wearer." (Lines 11-12).
Date: September 11, 1919
Creator: Nalle, Charles R. of Forth Worth, TX
Partner: UNT Libraries Government Documents Department

Door-Hinge.

Description: Patent for new modification in a door hinge, its construction and working details.
Date: June 6, 1916
Creator: Cunningham, Melville Boyd
Partner: UNT Libraries Government Documents Department

Derrick.

Description: Patent for improvements to derricks for oil wells.
Date: June 9, 1920
Creator: Babek, Frank
Partner: UNT Libraries Government Documents Department

Fire Extinguisher for Oil-Tanks and the Like

Description: Patent for a fire extinguisher device designed specifically for fires burning in oil tanks, with the intent to lower the costs of production and installation of such devices.
Date: 1919
Creator: Cooper, Isaac N.
Partner: UNT Libraries Government Documents Department

Improvements for Apparatus for Sealing Pipe-Joints

Description: 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

Tire Casing Core

Description: Patent for a tire casing core designed to make the installation and removal of casings from tires easier to perform with a reduced risk of damaging either item.
Date: April 15, 1919
Creator: Hibbs, C. D.
Partner: UNT Libraries Government Documents Department

Improvement In Water-Elevators.

Description: 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

Piston Ring

Description: Patent for "new and useful improvements in Piston Rings (lines 5-6)."
Date: April 30, 1918
Creator: Byrant, Clarence R.
Partner: UNT Libraries Government Documents Department

Sanitary Drain-pan for Refrigerators.

Description: Patent for a sanitary drain pan for refrigerators, specifically pertaining to sliced meats. The text explains the benefits of the new drain pan and its components.
Date: April 22, 1913
Creator: Schmalzried, John F.
Partner: UNT Libraries Government Documents Department

Even-Balance Pump-Jack

Description: Patent for "increasing the power of the pump jacks" (lines 10-11) for improved uniformity during the upstroke and the downstroke.
Date: February 4, 1919
Creator: Dayton, William L.
Partner: UNT Libraries Government Documents Department

Comfort and the Like.

Description: Patent for a loosely woven material that covers household furnishings so it can be easily cleaned and then reattached.
Date: July 27, 1920
Creator: McNatt, Lucie R.
Partner: UNT Libraries Government Documents Department

Balancing Pump Jack

Description: Patent for increasing the power of pump jacks and providing simple devices for aiding the driving mechanism. A shifting weight helps balance the sucker rod.
Date: February 4, 1919
Creator: Dayton, William L.
Partner: UNT Libraries Government Documents Department

Improvement in Fences.

Description: Patent for improvement in fences, with description and illustrations.
Date: April 11, 1876
Creator: Ingalls, Alfred
Partner: UNT Libraries Government Documents Department

Washer for Wagon-Bolsters

Description: Patent for a washer wagon-bolsters. Illustration included.
Date: March 22, 1910
Creator: Martin, James Y.
Partner: UNT Libraries Government Documents Department

Adjustable Tire Mold

Description: Patent for a tire mold that improves the viability of a tire mold due to the adjustable levers used during the tire curing process.
Date: December 7, 1920
Creator: Hibbs, Cassell D.
Partner: UNT Libraries Government Documents Department

Watch Charm

Description: Patent for a watch charm. This invention is designed to be interchangeable ornament charms or badges. Illustration included.
Date: May 30, 1911
Creator: Simon, Arthur
Partner: UNT Libraries Government Documents Department

Packing-Ring for Piston-Rods.

Description: Patent for a packing ring that will go on conveniently and will create an effective packing without putting wear on the piston.
Date: September 2, 1913
Creator: Bryant, Clarence Ross
Partner: UNT Libraries Government Documents Department

Puncture-Proof Tire

Description: Patent for improved armor in tires so they do not puncture as quickly or as easily, including illustrations.
Date: April 1, 1913
Creator: Hibbs, Cassell De
Partner: UNT Libraries Government Documents Department

Automatic Adjustable Feeder Valve

Description: Patent for fluid pressure regulation valves.
Date: January 30, 1917
Creator: Hard, Raymond E.
Partner: UNT Libraries Government Documents Department

Pipe-Wrench

Description: Patent for a pipe wrench. Illustrations included.
Date: January 14, 1908
Creator: Lubke, Ernest F. & Reed, Edmund C.
Partner: UNT Libraries Government Documents Department

Hinge For Gates

Description: Patent for hinge for gates. Illustration included.
Date: June 13, 1905
Creator: Shelton, John F. & Texas Anchor Fence Company
Partner: UNT Libraries Government Documents Department
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