Cotton-Chopper (open access)

Cotton-Chopper

Patent for a cotton chopper that can be used for cultivation.
Date: March 21, 1911
Creator: Crow, Jesse J.
System: The Portal to Texas History
Billiard Cue (open access)

Billiard Cue

Patent for a billiard cue. This invention is designed with removable tips. Illustration included.
Date: April 4, 1911
Creator: Borroughs, John Vertie
System: The Portal to Texas History
Controlling System for Motor Traction-Cars (open access)

Controlling System for Motor Traction-Cars

Patent for a controlling system for motor traction cars which is automatic.
Date: November 1, 1910
Creator: Mayo, William C.
System: The Portal to Texas History
Crude-Oil Burner (open access)

Crude-Oil Burner

Patent for a crude oil burner for stoves that does not smoke when it is turned on.
Date: May 28, 1912
Creator: Dawson, Oliver B.
System: The Portal to Texas History
Circulating-Fan (open access)

Circulating-Fan

Patent for a circulating fan for cooling rooms. Illustrations included.
Date: July 11, 1911
Creator: Jalonick, Hartwell
System: The Portal to Texas History
Collapsible Coffee-Pot. (open access)

Collapsible Coffee-Pot.

Patent for a new and improved collapsible coffee pot and similar receptacles, including illustrations.
Date: June 6, 1911
Creator: Irwin, Walter W.
System: The Portal to Texas History
Controlling System for Motor-Traction Cars. (open access)

Controlling System for Motor-Traction Cars.

Patent for controlling systems for motor traction cars. These controlling systems provide automatic control outside the volition of the motorman.
Date: April 2, 1912
Creator: Mayo, William C.; Briggs, George E. & Houlehan, John
System: The Portal to Texas History
Brake-Operating Mechanism (open access)

Brake-Operating Mechanism

Patent for a brake operating mechanism for street cars that is easy to operate and behind a guard rail or cover.
Date: March 14, 1911
Creator: Irwin, Walter W.
System: The Portal to Texas History
Combined Ruler and Blotter (open access)

Combined Ruler and Blotter

Patent for a combined ruler and blotter (used for writing with ink). Proposed improvement of basic design by being more compact, cheaper to make, and includes a way to tear paper along the ruler's edge.
Date: July 28, 1914
Creator: Schmidt, Edward
System: The Portal to Texas History
Automatic Train-Stop. (open access)

Automatic Train-Stop.

Patent for mechanism to automatically sound alarm and shut off steam when a train passes a danger point.
Date: December 21, 1915
Creator: Bulla, Melbern Bernie
System: The Portal to Texas History
Arch and Instep Support for Boots and Shoes (open access)

Arch and Instep Support for Boots and Shoes

Patent for a removable arch and instep support as part of a shoe or boot.
Date: November 14, 1916
Creator: Rokahr, Charles
System: The Portal to Texas History
Automatic Air Device for Gas Engines. (open access)

Automatic Air Device for Gas Engines.

Patent for a removable automatic air device for delivering air to gas engines in proportion to the speed of the engine.
Date: April 3, 1917
Creator: Rivers, Charles A.
System: The Portal to Texas History
Aerial Projectile and Launching Mechanism Therefor (open access)

Aerial Projectile and Launching Mechanism Therefor

This document is a patent for the invention of the Aerial Projectile and Launching Mechanism Therefor. According to its inventor Frank M. Bell, the object of this mechanism is to fire aerial projectiles or torpedoes more accurately at their intended target. This mechanism can be called an anti-observation balloon/zeppelin weapon and it would see some usage by the Allied air forces during this conflict.
Date: October 10, 1916
Creator: Bell, Frank M.
System: The Portal to Texas History
Collar Attachment (open access)

Collar Attachment

Patent for a collar attachment to be used with fold down collars to provide a means to hold the collar closed, with illustrations.
Date: May 1, 1917
Creator: Allen, Joseph H.
System: The Portal to Texas History
Belt Elevator and Conveyer. (open access)

Belt Elevator and Conveyer.

Patent for bucket conveyers to maximize the frictional engagement between the transverse curvature of the inner surface of the belt and the periphery of the pulley.
Date: August 8, 1916
Creator: Marston, Frederick
System: The Portal to Texas History
Cab-Signal and Automatic Stop (open access)

Cab-Signal and Automatic Stop

Patent for a cab-signal and automatic stop that "relates to railway safety appliances and has particular reference to signals carried preferably within the locomotive cab." (lines 9-12) includes instruction and illustrations.
Date: November 7, 1916
Creator: Bulla, Melbern Bernie
System: The Portal to Texas History
Caustic-Soda Process. (open access)

Caustic-Soda Process.

Patent for mixing anhydrous sodium-sulfate with saw dust, heating the mixture in a furnace to 880 degrees Celsius and letting it partially cool. This process will convert the sodium-sulfate to sodium sulfide which when combined with the saw dust creates a liquid which will not oxidize because of the saw dust. The saw dust prevents the mixture from becoming volatile. When lime is added to the mixture then caustic soda is created.
Date: September 7, 1915
Creator: Hirt, Jules Hector
System: The Portal to Texas History
Automatic air-brake for railway-cars. (open access)

Automatic air-brake for railway-cars.

Patent for an improved design of automatic air brakes for use in railway cars.
Date: June 9, 1914
Creator: Canion, William G.
System: The Portal to Texas History
Combined Shade and Curtain-Pole Bracket. (open access)

Combined Shade and Curtain-Pole Bracket.

Patent for combined shade and curtain pole brackets to "be attached to the upper sash of the window" (lines 14), removable, and adjustable, with illustrations.
Date: April 11, 1916
Creator: Levingston, Thomas C. & Van Epps, Nettie M.
System: The Portal to Texas History
Fly-Trap. (open access)

Fly-Trap.

Patent for an improved fly-trap that effectively ensnares flies while providing an efficient method of fly disposal and easier access to the trap for cleaning, including illustrations.
Date: March 9, 1915
Creator: Crawford, James
System: The Portal to Texas History
Advertising Device. (open access)

Advertising Device.

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.
System: The Portal to Texas History
Automatic Car-Dump (open access)

Automatic Car-Dump

Patent for automatic dumpers that can be readily and inexpensively fitted and adapted to most forms of dump car.
Date: April 22, 1913
Creator: Putnam, John J.
System: The Portal to Texas History
Clamp for Molds. (open access)

Clamp for Molds.

Patent for improved clamp, which releases quickly when facilitating mold removal.
Date: August 14, 1917
Creator: Watson, Henry
System: The Portal to Texas History
Apparatus for Extracting Wax from Plants (open access)

Apparatus for Extracting Wax from Plants

Patent for "an apparatus for extracting wax from the candelilla plant and other species of plants of the class Myrica." (lines 9-12)
Date: March 14, 1911
Creator: Frank Thatcher, of El Paso, Texas
System: The Portal to Texas History