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  Partner: UNT Libraries Government Documents Department
 County: Tarrant County, TX
 Collection: Texas Patents
Acetylene-Gas Generator.

Acetylene-Gas Generator.

Date: July 25, 1899
Creator: Bateman, Talbot O.
Description: Patent for certain new and useful improvements in acetylene gas generators, including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Adjustable Shade or Curtain Support.

Adjustable Shade or Curtain Support.

Date: November 29, 1898
Creator: Dallin,Bruce
Description: Patent for adjustable and curtain supports, including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Aerial Ship

Aerial Ship

Date: April 19, 1892
Creator: Riddle, William Nelson
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).
Contributing Partner: UNT Libraries Government Documents Department
Air-Compressor.

Air-Compressor.

Date: July 20, 1886
Creator: Harrold, Mahlon
Description: Patent for "new and useful improvements for air-compressors" (lines 5-6), with instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Angle-Cock.

Angle-Cock.

Date: March 19, 1895
Creator: Waldron, William J.
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.
Contributing Partner: UNT Libraries Government Documents Department
Angle-Cock.

Angle-Cock.

Date: August 25, 1896
Creator: Waldron, William J.
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.
Contributing Partner: UNT Libraries Government Documents Department
Anti-Freezing Tank Valve.

Anti-Freezing Tank Valve.

Date: June 11, 1889
Creator: Barrett, William Henry
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).
Contributing Partner: UNT Libraries Government Documents Department
Anti-Oscillating Attachment for Street-Cars.

Anti-Oscillating Attachment for Street-Cars.

Date: July 10, 1894
Creator: Chollar, Benjamin F.
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.
Contributing Partner: UNT Libraries Government Documents Department
Antifreezing Valve and Closet-Cistern

Antifreezing Valve and Closet-Cistern

Date: April 23, 1901
Creator: Wilkes, George W.
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).
Contributing Partner: UNT Libraries Government Documents Department
Apparatus for Canning Fruits or Vegetables.

Apparatus for Canning Fruits or Vegetables.

Date: April 3, 1900
Creator: Compton, Anna & Jackson, A. L.
Description: Patent for an improvement to canning fruits and vegetables.
Contributing Partner: UNT Libraries Government Documents Department
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