Conductor's Train-Book (open access)

Conductor's Train-Book

Patent for a conductor's train-book. This invention if for a conductor to log train movements. Illustration included.
Date: April 12, 1910
Creator: Crane, James C. A.
System: The Portal to Texas History
Boltless Rail-Joint. (open access)

Boltless Rail-Joint.

Patent for improvements in connecting rails without the use of bolts and nuts but instead using two fish-plates.
Date: April 20, 1915
Creator: Richardson, Charles I. & Hall, William D.
System: The Portal to Texas History
Combination Battery Vault, Cistern, and Semaphore Foundation (open access)

Combination Battery Vault, Cistern, and Semaphore Foundation

Patent for an improvement to combination battery vaults, cisterns and semaphore foundations used in railway signal systems, including illustrations and descriptions.
Date: April 1, 1913
Creator: Johnson, John A.
System: The Portal to Texas History
Arc-Lamp Attachment (open access)

Arc-Lamp Attachment

Patent for improving arc lamp attachments. The attachment allows an arc lamp to be able to use an incandescent lamp in place of the electrodes in an arc lamp. The attachment increases the efficiency and durability of the arc lamp.
Date: April 2, 1918
Creator: Pratt, James R.
System: The Portal to Texas History
Nut Lock (open access)

Nut Lock

Patent for a nut lock. Illustration included.
Date: April 19, 1910
Creator: Bradshaw, Richard A.
System: The Portal to Texas History
Grain-Car Door. (open access)

Grain-Car Door.

Patent for Grain-Car Door. "The object the present invention is to arrange the door for use in transporting grain without requiring any additional grain door or planking on the inside door opening." (Line 3)
Date: April 23, 1918
Creator: Hartough, Edward W.
System: The Portal to Texas History
Firearm. (open access)

Firearm.

Patent for firearm with improvements to the cartridge carries or lifter and safety device for locking the trigger, including illustrations.
Date: April 25, 1916
Creator: McLean, Grover C.
System: The Portal to Texas History
Explosion Engine Starter (open access)

Explosion Engine Starter

Patent for a new type of automobile starter, able to replace the hand crank. This device will be able to start the automobile without having to turn a crank, It will attach to the crank shaft of the engine and make it much easier to start the automobile.
Date: April 28, 1914
Creator: Miller, Charles R.
System: The Portal to Texas History
Dry Closet. (open access)

Dry Closet.

Patent for a new design that improves "construction, utility, and efficiency of dry closets"(lines 10-11) that would also allow the use of an attachment specifically for dry closet seats. Includes design for mesh cloth to capture waste.
Date: April 24, 1917
Creator: Mershon, John H.
System: The Portal to Texas History
Cotton-Harvester. (open access)

Cotton-Harvester.

Patent for a cotton harvester designed for the harvesting of the cotton crop, including illustrations.
Date: April 7, 1914
Creator: Upshaw, Lucius L.
System: The Portal to Texas History
Safety Air Brake Appliance (open access)

Safety Air Brake Appliance

Patent for " a safety air brake appliance for steam, traction or other railways, for each car" (lines 10-11). Including illustrations.
Date: April 17, 1914
Creator: Carpenter, Alfred A.
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper with an adjustable swinging arm.
Date: April 12, 1910
Creator: Lang, Leo Albert
System: The Portal to Texas History