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Lock-Joint Rail.

Description: Patent for a lockable joint for connecting segments of a railway track. The joint is resistant to breakages due to the passage of trains but allows for the replacement of worn track.
Date: May 5, 1914
Creator: Swindler, Edgar L.
Partner: UNT Libraries Government Documents Department

Measuring and Drawing Tool.

Description: Patent for an improved, simple, and durable measuring and drawing tool that is easily adjusted and used to find bevels, pitches, degrees, and lengths in framing roofs. It has other purposes as well. "The invention consists of a plate in the shape of an eighth of an octagon having four sides, and a straight edge pivoted on the side plate and indicating thereon" (lines 14-17).
Date: May 2, 1893
Creator: Allred, Lemuel O.
Partner: UNT Libraries Government Documents Department

Shoe-Blackener.

Description: Patent for a shoe blacking device, which has a tank for holding the shoe blacking, a dispenser with a cut off valve and a dauber to apply the blacking to the shoe.
Date: May 31, 1910
Creator: Glasgow, Samuel G. H.
Partner: UNT Libraries Government Documents Department

Dust Guard for Car Windows.

Description: Patent for a new and improved dust guard for windows. This design consists in "the body . . . which is of concavo-convex form, closed at its upper end by a transverse plate and provided at its lower end with a contracted opening for the discharge of cinders, dust, &c., said body portion being provided with means . . . for affecting its attachment to a window frame" (lines 77-85).
Date: May 17, 1887
Creator: Duzan, Thomas H.
Partner: UNT Libraries Government Documents Department

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "relates to car-couplings of that class which have a sliding spring-actuated pin-support, against which the link comes to drive the support back and permit the pin to fall and effect an automatic coupling" (lines 9-13).
Date: May 6, 1884
Creator: Mayfield, Samuel Brooks
Partner: UNT Libraries Government Documents Department
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