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Railroad-Frog.

Description: Patent for a "reversible or invertible" (line 13) railroad frog, which exhibits improved longevity and durability as compared to other railroad frogs. This patent contains illustrations.
Date: November 27, 1917
Creator: Reed, General B. & Morgan, James H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rail-Bond.

Description: Patent for a rail bond that allows an electric current to travel through the rails.
Date: March 14, 1911
Creator: Humason, Granville A. & Odell, Edward F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rail-Joint.

Description: Patent for rail joints that reduce "wear and tear on the wheels of rolling stock" (lines 12-13) and are more securely fastened than conventional rail-joints.
Date: February 5, 1907
Creator: Mertins, John L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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