UNT Libraries Government Documents Department - 12,965 Matching Results

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Animal-Trap.

Description: Patent for an animal trap meant to trap animals that burrow in the ground, such as prairie dogs. The trap catches the animal when it leaves its den and the animal cannot escape the trap.
Date: April 25, 1893
Creator: Manning, James

Animal Trap.

Description: Patent for a new and improved animal trap. This design consists in "the combination of the base-board having the opposite recesses and the transverse shaft, the yoke having the spring-coils mounted on the projecting ends of the shaft in said recesses, the standard having the holding-rod, the trigger, and the guards or prongs secured in the base-board" (lines 20-26).
Date: August 19, 1890
Creator: Anderson, Henry C.

Animal-Trap

Description: Patent for a small animal trap which consists of a cage suspended in the air on a spring system which drops when an animal disturbs the bait.
Date: July 20, 1909
Creator: Franks, Marion M.

Animal-Trap

Description: Patent for an animal trap that requires the animal to fully enter the jaws of the trap to reach the bait and that reliably springs the trap upon the entrance of an animal but not when refilling the bait in the trap.
Date: March 26, 1907
Creator: Dubois, James Madison

Animal-Trap

Description: Patent for a foot trap for catching animals known for their furs that will prevent the animal from gnawing the trap or his foot off.
Date: May 9, 1911
Creator: Roberson, Elige L.

Animal Trap

Description: Patent for an animal trap, particularly desgned for rodents and birds, which is able to trap animals without having to be manually reset each time. Illustrations included.
Date: January 19, 1909
Creator: Barron, Nathan J.

Animal-Tread.

Description: Patent for improvements in animal-treads when “animal is placed in the tread, the single or double tree being attached to the arm c’, and thus in addition to his weight he will have his strength to operate the tread. The function of the rope and weight is to keep the traces and tree from under the animal’s feet in case he should slack his speed, and thus prevent his tripping.” (Lines 59-66) Illustration is included.
Date: June 16, 1891
Creator: Bevil, John R.

Annuciator

Description: Patent for an annunciator. "This invention is designed for use in connection with a complete traction system" (lines 13-14). The design drives instruments via a train air system so that air pressure is constantly maintained. Illustrations included.
Date: February 18, 1908
Creator: Mayo, William C.; Houlehan, John & Briggs, George E.

Annunciator.

Description: Patent for improvement in annunciator by “providing a circuit-closing attachment for annunciators by means of which an electric lamp will be lit when the annunciator-drop falls.” (Lines 15-18) Illustration is included.
Date: October 20, 1891
Creator: Fouts, Lambert F.

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