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Antispreading Device for Railway-Tracks.

Description: Patent for improvement for preventing the railroad tracks from spreading by using a device to connect the ends of two parallel rail to connecting adjacent pair of rails.
Date: April 8, 1919
Creator: Stovall, John T.
Partner: UNT Libraries Government Documents Department

Apparatus For Forming And Vulcanizing Rubberized Fabric And Rubber Tires.

Description: Patent for an apparatus for "forming and vulcanizing rubberized fabric and rubber tires for use on vehicle and other wheels &c., &c.” (lines 13-16) including instructions and illustrations.
Date: December 8, 1914
Creator: Dees, Mark A.
Partner: UNT Libraries Government Documents Department

Apparatus for Impregnating Liquids with Gases.

Description: Patent for a new and improved apparatus for impregnating liquids with gases. This design "relates to apparatus for impregnating water or other suitable liquid with the fumes emanating from the consumption of a combustible composition of matter, such as sulphur, which when ignited emits a gas containing suitable medicinal qualities" (lines 14-19). It consists in "the closed reservoir for containing the liquid, having windows upon opposite walls thereof, of the transverse beam having its ends sup… more
Date: October 8, 1889
Creator: Radam, William
Partner: UNT Libraries Government Documents Department

Apparatus for Coupling and Uncoupling Cars

Description: Patent for "a coupling of such construction as will permit the coupling and uncoupling of the cars to be effected by the engineer and to be entirely and at all times under his perfect control" (lines 16-20).
Date: July 8, 1890
Creator: McWhirter, Robert & Scheble, Eugene S.
Partner: UNT Libraries Government Documents Department

Appratus for Treating Refuse Matter.

Description: Patent for "the perfection of an apparatus by the use of which night soil or garbage may be reduced to ashes in the shortest possible time and at a comparatively trivial expense" (lines 20-24).
Date: August 8, 1893
Creator: Carrico, Thomas W.
Partner: UNT Libraries Government Documents Department

Arm for Telegraph - Poles.

Description: Patent for a new and useful arm for telegraph poles.
Date: March 8, 1898
Creator: Anderson, Lee
Partner: UNT Libraries Government Documents Department

Barrel for Outhouses.

Description: Patent for a new and improved barrel. This design consists in "[t]he combination, with the barrel-head having the opening, of the cover adapted to close said opening, the bolt extending through said cover and into the barrel, the clamping bar longer than the width of said opening in the barrel-head, said bar being centrally pivoted by a rivet to the lower end of said bolt, and a nut screwed upon the upper end of said bolt for clamping said cover in position" (lines 16-25).
Date: May 8, 1888
Creator: Carrico, Thomas W.
Partner: UNT Libraries Government Documents Department

Ant-Trap.

Description: Patent for a new type of ant trap that captures ants by having them crawl up a wooden central chamber and then fall into a sheer metal pit. Includes illustrations.
Date: December 8, 1891
Creator: Walker, Stephen A.
Partner: UNT Libraries Government Documents Department

Axle-Box.

Description: Patent for an axle-box for vehicle wheels that "contains a lubricant-receiving recess from which the lubricant is automatically fed to the spindle of the axle as necessity may occasion" (lines 10-13).
Date: May 8, 1894
Creator: Casto, Tony Lo
Partner: UNT Libraries Government Documents Department

Air-Craft Propeller

Description: Patent for an air craft propeller that reduces air resistance.
Date: October 8, 1912
Creator: Koiw, Julius
Partner: UNT Libraries Government Documents Department

Animal-Trap

Description: Patent for an animal trap. Illustrations included.
Date: September 8, 1908
Creator: Dennis, Decatur D.
Partner: UNT Libraries Government Documents Department

Animal Trap

Description: Patent for an animal. Illustration included.
Date: November 8, 1904
Creator: Wilkinson, John Marion
Partner: UNT Libraries Government Documents Department
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