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Weed - Exterminator

Description: Patent for a new and useful improvement in Johnson-Grass, other grass and weed extermination.
Date: November 9, 1897
Creator: McBride, Samuel H.
Partner: UNT Libraries Government Documents Department

Well Drill.

Description: Patent for a new and improved well-drill. This design consists "[i]n a drill, the cylinder closed at its upper end by a head with a stuffing-box and a tapering opening and provided at its lower end with suitable cutters, in combination with an operating-rod passing through the upper head and a weight, said operating-rod being provided with spring-arms adapted to engage and raise said weight within the cylinder and at the top thereof automatically to release it" (lines 27-35).
Date: December 30, 1890
Creator: Welke, William Robert
Partner: UNT Libraries Government Documents Department

Mail-Bag.

Description: Patent for a mail-bag meant to "provide such bags or pouches with a secure, efficient, and durable fastening for the mouth which can be easily and quickly opened and closed" (lines 13-16).
Date: June 18, 1895
Creator: Knight, Moses G.
Partner: UNT Libraries Government Documents Department

Internal-Combustion Engine.

Description: Patent for an internal combustion engine, which can be run with less fuel and better control of the engine.
Date: February 1, 1910
Creator: Reaugh, Frank
Partner: UNT Libraries Government Documents Department

Tongs.

Description: Patent for new and improved tongs. This design "is especially adapted for the recovery of tools, broken sections, stones, or débris from artesian-well borings" (lines 54-57). It consists "of a solid or tubular shank provided with spring-metal tines, a ring to slide thereon, and a hollow weight sliding on the tube adapted to drive the ring down upon the tines" (lines 12-16).
Date: December 30, 1890
Creator: Welke, William Robert
Partner: UNT Libraries Government Documents Department

Switch Cord Plug

Description: Patent for a switch cord plug that can be adapted to cords and used with telephone switchboards. Illustrations included.
Date: April 28, 1908
Creator: Smith, Eugene Lamar
Partner: UNT Libraries Government Documents Department

Railroad-Crossing.

Description: Patent for a railroad crossing that "consists in certain devices organized in a manner to secure automatic alignment of a series of movable rail-sections with the main rails of a track on which a train is traveling in the direction of the crossing, the approach of the train setting in motion the devices by which the rail-sections are controlled, and thus dispensing with an attendant at the crossing to set the contrivance for the safe passage of the train through the crossing" (lines 12-22).
Date: October 11, 1892
Creator: Knight, Mosses G.
Partner: UNT Libraries Government Documents Department

Pump or Motor.

Description: Patent for pump which converts to motor. Pump, compressor doubles as a motor when rotation operation is reversed.
Date: April 27, 1915
Creator: Reaugh, Frank
Partner: UNT Libraries Government Documents Department

Oiling System

Description: Patent for an oiling system that efficiently transports oil to the surface to be lubricated, and then returned to the reservoir.
Date: November 2, 1920
Creator: Reaugh, Frank
Partner: UNT Libraries Government Documents Department

Safety-Guard for Cars.

Description: Patent for a safety-guard for cars that use a flexible netting in front of the car and has a double frame for support. It folds compactly when not in use.
Date: January 29, 1895
Creator: Champlin, William B., Jr.
Partner: UNT Libraries Government Documents Department

Design for a Rein-Guide.

Description: Design for a rein-guide that has a main feature of a segmental-guide bar.
Date: November 8, 1898
Creator: Johnston, Nathan
Partner: UNT Libraries Government Documents Department

Pump or Motor

Description: Patent for a pump or motor that has pistons that move with or are actuated by a fluid (related to Patent 1,101,329). This pump or motor is an improved design that is more effective in transmitting power to the pistons.
Date: October 25, 1921
Creator: Reaugh, Fran
Partner: UNT Libraries Government Documents Department

Cooling Mechanism For Explosive Engines

Description: Patent for cooling mechanism for explosive engines. Illustration included.
Date: October 11, 1904
Creator: Reaugh, Frank
Partner: UNT Libraries Government Documents Department
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