UNT Libraries Government Documents Department - 38 Matching Results

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Railroad Tie

Patent for an improved railroad tie. The improved railroad tie will be more resilient, with a housing made of pressed metal.

Date: November 18, 1919

Creator: Autrey, Benjamin P.

Item Type: Patent

Aeroplane

Patent for an improvement to aeroplanes which includes movable horizontal and vertical planes (or curtains).

Date: March 26, 1912

Creator: Blewett, Baxter W.

Item Type: Patent

Seed Chute Valve Mechanism

Patent for a new seed chute valve mechanism with illustrations and instructions.

Date: August 25, 1914

Creator: Cantrell, Isaac D.

Item Type: Patent

Patent for a "seed planting machine mounted upon a wheeled frame adapted to form a furrow and drop a predetermined quantity of seed at predetermined intervals" (lines 14-19), including instructions and illustrations.

Date: August 25, 1914

Creator: Cantrell, Isaac D.

Item Type: Patent

Automatic Gas Valves

Patent for automatic gas valve that will close if the pressure is detected to be too low.

Date: December 5, 1916

Creator: Chism, Sylvester J.

Item Type: Patent

Cultivator-Disk Journal.

Patent for a cultivator disk journal, which is more efficient than previous models.

Date: January 17, 1911

Creator: Doyle, Edward Silas

Item Type: Patent

Windmill.

Patent for a windmill, which transmits its energy better to the pump and can be adjusted into and out of the wind.

Date: December 13, 1910

Creator: Dwight, James L.

Item Type: Patent

Cotton-Picker's Receptacle.

Patent for a cotton picker's receptacle that enables the user to save time picking cotton. This invention is secured on the wrist of the cotton picker and serves as a receptacle for several handfuls of cotton, which are placed in said receptacle in one slight motion.

Date: December 8, 1914

Creator: Easley, Dennis J.

Item Type: Patent

Ice-Box

Patent for an ice box. Illustrations included.

Date: October 18, 1910

Creator: Elder, Thomas J.

Item Type: Patent

Engine-Starter

Patent for an engine starter that prevents backfiring.

Date: April 23, 1912

Creator: Everly, William D.

Item Type: Patent

Engine-Starter

Patent for improving the performance of starter mechanisms for internal combustion engines.

Date: July 6, 1915

Creator: Everly, William D.

Item Type: Patent

Valve

Patent for a valve for rotary steam engines.

Date: November 26, 1912

Creator: Faulkner, Thomas F.

Item Type: Patent

Rail Fastener

Patent for rail fasteners. This invention is meant to eliminate the use of railroad spikes in railroad construction.

Date: March 19, 1918

Creator: Gee, Alexander H.

Item Type: Patent

Fort Worth Sheet

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: 1918

Creator: Geological Survey (U.S.)

Item Type: Map

Location: 32.75 -97.25

Farm-Gate.

Patent for improvements to pivoted farm gates to open and close the gate at a distance.

Date: November 24, 1914

Creator: Hancock, Ferdinand M.

Item Type: Patent

Display Rack

Patent for a display rack. Illustrations included.

Date: January 31, 1911

Creator: Hendrix, Julius M.

Item Type: Patent

Back-Band Buckle

Patent for a back band buckle which tightens when it is pulled on.

Date: December 27, 1910

Creator: Henson, James A.

Item Type: Patent

Fruit-Jar and Bottle Cleaner.

Patent for a cleaning device that navigates narrow openings of containers, such as bottles and jars, and opens to clean the interior walls of the receptacle.

Date: March 4, 1919

Creator: Hunter, Walter L.

Item Type: Patent