UNT Libraries Government Documents Department - Browse


Acetylene Gas Generator

Description: Patent for an acetylene gas generator. Illustration included.
Date: February 13, 1906
Creator: Little, Leander H.
Item Type: Patent

Acetylene Gas Generator

Description: Patent for an acetylene gas generator. This invention is designed to be automatic, use non-freezing fluids, and work on railway trains or ships. Illustrations included.
Date: March 9, 1906
Creator: Woodson, Jacob W.
Item Type: Patent

Acetylene-Gas Generator.

Description: Patent for certain new and useful improvements in acetylene gas generators, including instructions and illustrations.
Date: July 25, 1899
Creator: Bateman, Talbot O.
Item Type: Patent

Advertising Clock

Description: Patent for an advertising clock. This invention is designed to display advertisement at regular intervals. Illustration included.
Date: March 11, 1908
Creator: Barnett, John Beverly & Turner, W. N.
Item Type: Patent

Aerial Navigating Apparatus.

Description: Patent for an aerial navigating apparatus with more details of combinations, construction, and presentation of parts.
Date: July 25, 1911
Creator: Flanagan, Henry.
Item Type: Patent

Aerial Ship

Description: Patent for "a ship for navigating the air, which shall be almost or quite as easily governed and controlled as regards its course of travel, irrespective of the direction of the wind and in other respects, as a ship provided with propelling means, used to sail in or through the water" (lines 9-15).
Date: April 19, 1892
Creator: Riddle, William Nelson
Item Type: Patent


Description: Patent for "new and useful improvements for air-compressors" (lines 5-6), with instructions and illustrations.
Date: July 20, 1886
Creator: Harrold, Mahlon
Item Type: Patent

Analgetic Bandage.

Description: Patent for a new and useful "analgetic bandage for curing headaches and oher disorders of the nervous system" (line 5-7) including illustrations.
Date: May 13, 1902
Creator: Ray, Thomas, L.
Item Type: Patent


Description: Patent for "a locking device for the train pipe valve or plug, and a connection separate from the train pipe and under the control of the engineer, to manipulate the said locking device and secure the valve or plug in position." (Lines 13-18) Includes instructions and illustrations.
Date: March 19, 1895
Creator: Waldron, William J.
Item Type: Patent


Description: Patent for "a new and improved angle-cock so constructed that the plug cannot be turned by an unauthorized person without the knowledge of the engineer in charge of the train." (Lines 8-12) Includes instructions and illustrations.
Date: August 25, 1896
Creator: Waldron, William J.
Item Type: Patent

Animal-Feed Device

Description: Patent for an animal feed device that is collapsible and that can be suspended from fences, vehicle wheels, other structures, the ground, or the animal itself. (lines 10-15
Date: December 12, 1905
Creator: Russell, George Washington
Item Type: Patent


Description: Patent for an animal trap whose specially designed cylinders play a crucial role in tiring the animal while it is struggling to escape the trap doors Ultimately, succumbing to exhaustion and hastening its drowning in the trap's water reservoir.
Date: January 14, 1913
Creator: Link, William A
Item Type: Patent

Anti-Freezing Tank Valve.

Description: Patent for a new and improved tank valve. This design consists in "[t]he combination, with the tank, its valve and lever, and valve-rod, of the frost-chamber having an annular space to receive the non-freezing compound, the stuffing-box around the rod and screw-threaded at the ends, and the screw-threaded caps . . . having necks and flanges" (lines 7-13).
Date: June 11, 1889
Creator: Barrett, William Henry
Item Type: Patent

Anti-Oscillating Attachment for Street-Cars.

Description: Patent for an improved anti-oscillating attachment for street-cars. It has a car truck, equalizing pivoting bars secured between the truck ends, cushions on either side of the bars, adjustable bolts that hold the bars in place, and springs between the bolts.
Date: July 10, 1894
Creator: Chollar, Benjamin F.
Item Type: 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, when the supply-valves are opened." (lines 18-28).
Date: April 23, 1901
Creator: Wilkes, George W.
Item Type: Patent

Arc Lamp

Description: Patent for improvements arc lamps that "will be uninfluenced by the jar of the locomotive" (lines 17-19). Consisting of carbon-carriers rotated by clock-train.
Date: July 10, 1888
Creator: Gaston, E. James
Item Type: Patent

Automatic Elevator Gate

Description: Patent for an elevator gate that will automatically be raised or lowered upon ascent or descent of the elevator, with illustrations.
Date: October 7, 1902
Creator: McNaught, Ira S,
Item Type: Patent