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Cattle-Guard.

Description: Patent for a cattle guard consisting of pivoted metal plates, mounted longitudinally on rail ties that rock to an inclined position when stepped on by an animal. The displacement of the plates causes a portion of the plate to come into contact with the foot of the animal, frightening it and preventing the animal from crossing the cattle guard.
Date: October 21, 1913
Creator: Hagan, Francis D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for a "self-setting" (line 16) trap with a "tilting platform" (line 17) including an illustration. The trap is designed to retain the animal and is made for easy removal of the animal.
Date: September 9, 1913
Creator: Trull, Harvey L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Animal-Trap

Description: Patent for improvements in animal traps, in particular mouse and rat traps. Illustrations included.
Date: June 19, 1917
Creator: Stockburger, Charles. W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton Knife and Hook.

Description: Patent for Cotton Knife and Hook, a tool used for cutting and pulling out cotton from the bales. The tool has a knife with a curved point at the tip, as well as a notch for the user to place a finger for support.
Date: May 6, 1913
Creator: Bowers, Jacob R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Advertising Device

Description: Patent for an Advertising Device. This device provides "a series of hinged leaves so mounted that those exposed to view have the experience of being part of a book." (lines 14-17). "A further object is to provide means which will conceal the operating mechanism, and mystify the observer" (lines 23-25), with a "supporting structure and a dummy provided with a movable hand...for turning said movable shaft as the leaves are turned" (lines 3-13).
Date: April 6, 1912
Creator: Friedman, Bernard Z.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Card Game

Description: Patent for an invention of a new card game to assist with arithmetical computations and outlines of different objects, including illustrations.
Date: May 6, 1913
Creator: Hobbs, James Joseph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Barrel-Stand.

Description: Patent for a barrel-stand "designed to support a barrel or other like dispensing receptacle" (line 10) to be tilted for pouring and can be held in a tilted or other fixed position.
Date: July 10, 1917
Creator: Maier, Felix
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Aeroplane

Description: Patent for Aeroplane. This flying machine will automatically return to normal horizontal position if tilted.
Date: September 17, 1909
Creator: MacManus, Agustus, F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Beam-Spring Trip for Cultivators, Plows, &c.

Description: Patent for the improvement of "the construction of spring trips, and to provide a simple and inexpensive spring trip, capable of being constructed of sufficient strength to enable it to be employed on stirring and breaking plows as well as cultivators, planters and the lighter class of agricultural implements" (lines 12-18) including instructions and illustrations.
Date: July 29, 1913
Creator: Alsup, Thomas B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Air-Compressor.

Description: Patent for a more efficient air compressor with high and low pressure chambers formed of mating sections that can be detached to make repairs to the piston as necessary.
Date: April 1, 1913
Creator: Murphy, Edward
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for Improvements in Animal Traps. This trap is a "self and everset trap" (lines 11-12) with the primary purpose of creating a trap that is "efficient of operation, economical of construction, and sanitary" (lines 14-15).
Date: July 3, 1917
Creator: Burgett, William Matthews
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bale-Tie Buckle.

Description: Patent for a buckle that secures ends of bale ties so that they are not exposed nor endanger the hands of farm workers.
Date: May 13, 1913
Creator: McFarland, Frank Hays
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Advertising-Machine.

Description: Patent for an advertising machine that reverses the travel of the apron that is used to connect with, and where, the display sign is printed. It also easily and efficiently reverses the driving mechanism once the apron is completely unwound from one of the rollers. The patent includes illustrations.
Date: July 22, 1913
Creator: Looney, Marma Duke
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Destroying Weevils.

Description: Patent for an apparatus for destroying weevils and moths, infesting corn, peas, hay, sweet potatoes, beans, and the like, when stored. The apparatus consists of a container with an improved means of distributing heat to the contents in which the weevils and moths are found.
Date: July 3, 1917
Creator: Kasmeier, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

De-Aerator

Description: Patent for improvements in de-aerators such as "forcing the water into the tank and spraying the same against the cylinder to cause the air and gases to separate from the water, and means for causing a vacuum in the upper end of the tank from which a suction pipe extends to allow ready escape of the separated air and gases" (lines 27-33) including illustrations and instructions.
Date: September 9, 1913
Creator: Strite, Frank S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Advertising Device.

Description: Patent for an advertising machine that is motor-operated and will display a succession of slides that can be shown during the day or at night. It includes a light to help show slides to the public, a shutter that automatically and intermittently displays slides, a lens for projecting slides on a distant screen, and a master slide to be shown with each slide. The patent includes illustrations.
Date: August 5, 1913
Creator: Bernard, Oscar C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cattle-Guard.

Description: Patent for improvements on a cattle-guard used on railways. Improvements include a novel method of attaching the guard to rails.
Date: December 16, 1913
Creator: Solomon, George N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Air-Brake.

Description: Patent for train air-brakes to provide set brakes and same auxiliary pressure on all cars regardless of the brake cylinder piston travel distance.
Date: January 13, 1914
Creator: Wolf, Gustav B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotter-Pin Puller

Description: Patent for cottor-pin puller that is useful to pull cotter pins that are secured in shafts, fly wheels or any other devices without bending or twisting or damaging them.
Date: October 31, 1916
Creator: Hayden, Jefferson B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Aeroplane

Description: Patent for an airplane with improved steering capabilities and adjustments for atmospheric conditions.
Date: September 29, 1914
Creator: Canion, William G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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