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Cultivator Hopple

Description: Patent for a cultivator hopple. This invention is for setting the plows of cultivators at suitable distances apart. Illustration included.
Date: January 22, 1907
Creator: Reeves, William H.
Partner: UNT Libraries Government Documents Department

Switch-Thrower for Electric Railways

Description: Patent for a switch-thrower for use with electric railways. This invention uses switch tongues via solenoids and engages a connection between the solenoids and the switch tongue. Illustrations included.
Date: February 22, 1910
Creator: Posey, James A. & Dunaway, John F.
Partner: UNT Libraries Government Documents Department

Cabinet

Description: Patent for a cabinet which acts as a receptacle for money. Dollars and coins may be sorted using the tray mounted within the cabinet.
Date: May 22, 1906
Creator: Ferris, Thomas A.
Partner: UNT Libraries Government Documents Department

Cotton Loading Derrick.

Description: Patent for a new and improved cotton-loading derrick. This design consists in "[t]he portable derrick, comprising the barrow-base having the longitudinal handle-bars, the extended longitudinal and transverse base-sills, and the bearings, the rotary shaft or mast having the slot and sheave, the upper shoulder and upward-projecting stud, the cross-head, the oblique braces connecting its rear arm to the mast, and the derrick-pulleys suspended from the free arm of said cross-head, the rope passing through said slot and over said sheave and to said pulleys and windlass" (lines 79-90).
Date: April 22, 1890
Creator: Field, Eldon M.; Peggs, Jack & Bassinger, Steve
Partner: UNT Libraries Government Documents Department

Door-Spring.

Description: Patent for simple, inexpensive, and durable door springs meant to hold a door in place, and can be easily used.
Date: May 22, 1894
Creator: Wilson, James L.
Partner: UNT Libraries Government Documents Department