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in subjects: "switches"  
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Railroad-Crossing.

Description: Patent for a simple and durable railroad-crossing that "consists of a center piece, and two side pieces for clamping the main track rails in place" (lines 12-14). It can be easily set up and connected with the rails.
Date: December 26, 1893
Creator: Keenan, Michael J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Railway-Switch.

Description: Patent for an improved railway switch that "may be operated by a passing car or train, and one which will be most effectual and certain in its operation and which will at the same time automatically adjust a signal at one side of the track which will indicate to the next approaching train the position of the switch" (lines 18-24).
Date: June 27, 1893
Creator: Johnson, Samuel Joseph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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