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Paper-Guide

Description: Patent for a paper guide for paper and carbon paper for typewriters.
Date: October 8, 1912
Creator: Davis, Alice Urilla
Partner: UNT Libraries Government Documents Department

Triple Valve

Description: Patent for a triple valve for air brakes on trains that gives the engineer more control over the brakes.
Date: August 13, 1912
Creator: Anderson, Williamson D. & Shearer, Edward J.
Partner: UNT Libraries Government Documents Department

Tool-Handle

Description: Patent for a tool handle for saws. Illustrations included.
Date: October 29, 1912
Creator: McDermid, Archie
Partner: UNT Libraries Government Documents Department

Process of Producing Gas

Description: Patent for a carbon monoxide gas producer. Illustrations included.
Date: September 24, 1912
Creator: Hirt, Jules H.
Partner: UNT Libraries Government Documents Department

Pulverizer.

Description: Patent for pulverizer that reduces solid or liquid fuel while simultaneously mixing the finely divided material with an oxidizing agent and holding the mixture in suspension, producing a highly combustible mechanical mixture for use in furnaces, gas producers, and other similar apparatus that is more desireable to use finely divided fuel.
Date: September 17, 1912
Creator: Hirt, Jules H.
Partner: UNT Libraries Government Documents Department

Rail Tie and Fastening Device.

Description: Patent for improved railroad cross ties that can be used in reverse, prevent creeping rails, and be economically manufactured.
Date: January 23, 1912
Creator: Bergen, James V.
Partner: UNT Libraries Government Documents Department

Metallic Tie and Rail-Fastener

Description: Patent for a metallic tie and rail fastener that does not require the use of bolts.
Date: July 2, 1912
Creator: Arellano, Francisco
Partner: UNT Libraries Government Documents Department

Hay-Press

Description: Patent for a hay-press that has an improved plunger.
Date: November 12, 1912
Creator: Wetzig, Ernest L.
Partner: UNT Libraries Government Documents Department

Gasket-Retainer

Description: Patent for a gasket retainer for hoses.
Date: May 28, 1912
Creator: Ramage, Jonathan Wade
Partner: UNT Libraries Government Documents Department

Switch-Stand

Description: Patent for a switch stand with a switch signal light to indicate whether a railroad switch is open or closed.
Date: November 12, 1912
Creator: Phillips, Smith F.
Partner: UNT Libraries Government Documents Department

Crude-Oil Burner

Description: Patent for a crude oil burner for stoves that does not smoke when it is turned on.
Date: May 28, 1912
Creator: Dawson, Oliver B.
Partner: UNT Libraries Government Documents Department

Controlling System for Motor-Traction Cars.

Description: Patent for controlling systems for motor traction cars. These controlling systems provide automatic control outside the volition of the motorman.
Date: April 2, 1912
Creator: Mayo, William C.
Partner: UNT Libraries Government Documents Department
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