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Mail-Handling Apparatus

Description: Patent for a mail handling apparatus for storing and delivering mail to trains that is on an automated timer with the train schedule.
Date: June 4, 1912
Creator: Mainer, William L.
Partner: UNT Libraries Government Documents Department

Mail-Receiving Apparatus

Description: Patent for a mail receiving apparatus for use with trains that automatically removes mailbags from the train.
Date: June 4, 1912
Creator: Mainer, William L.
Partner: UNT Libraries Government Documents Department

Bag Holder

Description: Patent for a bag holder. This invention is made of four frame sections that fold and when extended supports the bag. Illustration included.
Date: January 7, 1913
Creator: Devini, John H.
Partner: UNT Libraries Government Documents Department

Concrete and Steel Tie.

Description: Patent for a concrete and steel tie that is durable and holds the rails in place.
Date: March 21, 1911
Creator: Westing, Aighting
Partner: UNT Libraries Government Documents Department

Colter.

Description: Patent for a colter, which attaches to a plow to cut weeds or brush in the field before the plowshare digs into the dirt.
Date: May 31, 1910
Creator: Stacy, William
Partner: UNT Libraries Government Documents Department

Bench Plane.

Description: Patent for a new and improved bench plane. This design "consists in a stirrup pivoted to the sides of the plane in such a manner that the traverse piece of the stirrup passes through a transverse groove in the under surface of the plane, this groove increasing in height toward the rear of the plane, so that when the plane is drawn backward it will be slightly raised by this stirrup, so that the cutting-edge of the plane-iron cannot slide on the board being planed" (lines 10-19).
Date: November 22, 1881
Creator: Sawyer, George Frederic
Partner: UNT Libraries Government Documents Department

Animal-Stock.

Description: Patent for an improved animal-stock that holds animals during branding, dehorning, castrating, &c. It looks like an open-topped cage where the operator puts the animal, and the animal cannot move. The invention is on a platform and can tip to one side and a chain is tied from the top of the machine to the bottom of the frame.
Date: August 27, 1895
Creator: Schecher, Conrad
Partner: UNT Libraries Government Documents Department

Bell-Holder

Description: Patent for a bell holder that attaches to the neck of an animal, prevents loss of the bell, and is easy to use and cheap.
Date: December 9, 1919
Creator: Pappas, Peter G.
Partner: UNT Libraries Government Documents Department

Mouse and Rat Poisoner.

Description: Patent for mouse and rat poison. This is a device meant for mice and rats that has bait for the purpose of poisoning these animals. This device prevents access from other animals.
Date: October 11, 1921
Creator: Vaden, Willie T. Jr
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for "a wrench in which the ratchet is inclosed, so that none of its parts will be exposed to the action of dust" (lines 16-18), provides ample lubrication, and ease of inspection. Includes instructions and illustrations.
Date: June 2, 1912
Creator: Sherman, Lothrop C.
Partner: UNT Libraries Government Documents Department

Valve-Lifter For Automobiles

Description: Patent for improvement in valve-lifters for automobiles. The object of the device is to compress a spring of the intake and exhaust valves of an automobile. Also for the quick removal of the valve.
Date: February 15, 1921
Creator: Patterson, George G.
Partner: UNT Libraries Government Documents Department

Parachute and the Like

Description: Patent for a parachute. Illustrations included.
Date: July 23, 1912
Creator: Compton, Bessie W.
Partner: UNT Libraries Government Documents Department

Gate Latch.

Description: Patent for an automatically releasing latching bolt and other improvements for a gate latch, including illustrations.
Date: February 13, 1917
Creator: Howard, Frank L.
Partner: UNT Libraries Government Documents Department

Drill-Bit

Description: Patent for a drill bit for oil wells that provides a way for the bit to be lubricated while in use to prevent the adhesion of gummy substances.
Date: June 4, 1918
Creator: Kilgore, John G.
Partner: UNT Libraries Government Documents Department

Rotary Well-Drilling Machine

Description: Patent for a rotary well-drilling machine that makes use of an "independently rotatable section" to aid in the screwing and unscrewing of pipe sections.
Date: August 9, 1921
Creator: Taylor, William Henry
Partner: UNT Libraries Government Documents Department

Folding Table

Description: Patent for a new round folding table with leaves, includes illustrations and instructions.
Date: October 9, 1917
Creator: Henderson, George H.
Partner: UNT Libraries Government Documents Department

Saw-Tool.

Description: Patent for a saw tool comprised of a saw set and gage, including illustrations.
Date: May 26, 1914
Creator: Devini, John H.
Partner: UNT Libraries Government Documents Department

Saw Set

Description: Patent for a saw set. This invention is designed to align cutting teeth in a uniform length. Illustration included.
Date: December 17, 1912
Creator: Devini, John H.
Partner: UNT Libraries Government Documents Department

Horse-Releaser.

Description: Patent for a horse releaser, which has multiple sections and a section can be released to free the horse from the vehicle.
Date: February 4, 1908
Creator: White, Alton
Partner: UNT Libraries Government Documents Department

Rail-Joint Fastening.

Description: Patent for a new and useful rail joint fastening, including instructions and illustrations.
Date: April 25, 1899
Creator: Betka, Michael
Partner: UNT Libraries Government Documents Department

Ditching-Plow.

Description: Patent for a ditching plow for use in digging shallow ditches.
Date: March 26, 1912
Creator: Bruening, Theodore F.
Partner: UNT Libraries Government Documents Department

Ejecting-Penholder.

Description: Patent for an ejecting penholder, which holds the pen securely and is simple to make and operate.
Date: July 19, 1910
Creator: Smith, John N.
Partner: UNT Libraries Government Documents Department

Disk-Harrow Sharpener.

Description: Patent for improvements to sharpening the disk harrows by attaching a disk sharpener onto the frame of the disk harrow so as the harrow is being drawn across the field, the rotating disk harrow comes into contact with the sharpener. Includes instructions and illustrations.
Date: November 25, 1913
Creator: Lammon, Harry
Partner: UNT Libraries Government Documents Department

Cutting Machine

Description: Patent for a cutting machine. Illustrations included.
Date: January 18, 1910
Creator: Stubblefield, William H.
Partner: UNT Libraries Government Documents Department
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