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Compound Tool

Description: Patent for a compound tool which combines the features of the nut-wrench and the pipe-wrench.
Date: March 18, 1913
Creator: Scroggins, James L.
Partner: UNT Libraries Government Documents Department

Apparatus for Burning Lime.

Description: Patent for improvements in apparatus for burning lime. To provide reliable and efficient means to extract all the heat units from fuel to be used by providing an increase draft and long blaze.
Date: July 18, 1916
Creator: Walsh, Patrick A. & Walsh, Edward J.
Partner: UNT Libraries Government Documents Department

Bank-Punch

Description: Patent for "a punch for the use of banks, counting-houses, &c., which will cut figures and characters out of the material of la check or other paper, and which will cut in the said paper before and after the figures representing the value of the check a star or other character to prevent the raising of the check by the addition of other figures" (lines 21-28).
Date: March 18, 1890
Creator: Lane, Alvin V.
Partner: UNT Libraries Government Documents Department

Apparatus for Generating Acetylene Gas

Description: Patent for an apparatus for generating Acetylene Gas which feeds water directly into the carbide from a main reservoir.
Date: October 18, 1910
Creator: Hodges, Samuel F. & Lee, William H.
Partner: UNT Libraries Government Documents Department

Air-Chamber.

Description: Patent for an air-chamber that pumps in air confined with a flexible diaphragm to spray or diffuse fluid, including illustration.
Date: June 18, 1861
Creator: Creuzbaur, Robert
Partner: UNT Libraries Government Documents Department

Ant Trap.

Description: Patent for a new and improved ant trap. This design consists in "[t]he combination, with the side pieces, of the traps located between opposite ends of said side pieces and separated by an inclosed space, the openings communicating with said traps and the slides for closing said openings" (lines 61-66).
Date: January 18, 1887
Creator: Mays, Francis A.
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for an improved animal trap that can catch a large variety of animals, including fish, and does not injure the animals. Bait is placed in the trap, and the door on one end is spring-activated. A hinged door on the top is where the operator can take out the animal.
Date: July 18, 1893
Creator: Crockett, William E. & McAdams, Richard E.
Partner: UNT Libraries Government Documents Department

Ant-Trap.

Description: Patent for a "trap designed to be placed around an ant-hill and adapted to capture ants leaving or returning to the ant-hill." (Lines 11-13) Includes instructions and illustrations.
Date: May 18, 1897
Creator: Bond, William Beebe
Partner: UNT Libraries Government Documents Department

Air-Brake, Lighting, and Signaling System for Railway-Trains

Description: Patent for an electrical system which provides air brake, lighting, and signaling mechanisms for trains. Illustrations included.
Date: February 18, 1908
Creator: Mayo, William C. & Houlehan, John
Partner: UNT Libraries Government Documents Department

Advertising-Machine

Description: Patent for an advertising machine for displaying various advertising cards in a motorized machine that displays all the different cards as it goes around in a circle.
Date: April 18, 1911
Creator: Helm, Virgil L.
Partner: UNT Libraries Government Documents Department
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