UNT Libraries Government Documents Department - 4,507 Matching Results

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Animal-Poke

Description: Patent for an animal poke worn on the head of cattle to prevent jumping outside the field which allows the cow to graze freely while wearing the poke.
Date: July 16, 1907
Creator: Seay, Mark Machel
Item Type: Refine your search to only Patent

Animal-Trap.

Description: Patent for an animal trap "having a vestibule which will be operated by the weight go the animal entering the same to close the entrance-door and open an exit-door into a receiving compartment or cage" (line 13-18) including instructions and illustrations.
Date: September 12, 1905
Creator: Kirk, Robert L.
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

Animal-Trap

Description: Patent for an animal trap with a unique construction. It can be used for many animals but is specially made for salamanders or other burrowing type animals.
Date: September 9, 1902
Creator: Hetherington, Sam
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

Anson Sheet

Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1906
Creator: Geological Survey (U.S.)
Item Type: Refine your search to only Map
Location: 32.75 -99.75

Ant-Trap

Description: Patent for an ant trap "to provide a simple, inexpensive, and efficient one of great strength and durability adapted to be place over an ant-hill and capable of capturing the ant in the hill as they leave the same and also of catching the outside ants as they attempt to enter the hill. (line 11-17)
Date: May 26, 1903
Creator: Finley, William Frederick
Item Type: Refine your search to only Patent

Ant-Trap

Description: Patent for an ant rap designed to catch ants and burrowing insects that are destructive to vegetation. Illustrations included.
Date: April 20, 1909
Creator: Fly, Nathaniel D.
Item Type: Refine your search to only Patent

Ant-Trap

Description: Patent for "a simple device of this kind which will excel the former traps in depositing the ants within the annular pan and in efficiency for convenient discharge of the trapped insects" (lines 18-22).
Date: April 2, 1901
Creator: Inman, Joseph
Item Type: Refine your search to only Patent

Antifreezing Valve and Closet-Cistern

Description: Patent for "valves which will allow all the water to flow out of the popes to a position below freezing-point after each application of water, whether the water is used in a closet-cistern or drawn out of a hudrant or other application is made, and to arrange the valves so that the supply-valves will be automatically closed by water-pressure in connection with the operation of a siphon in a closet-cistern and the waste-valve will be closed by the pressure of water, siphonic action, or both, whe… more
Date: April 23, 1901
Creator: Wilkes, George W.
Item Type: Refine your search to only Patent
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