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Water Regulator for Steam Boilers

Description: Patent for a water regulator for steam boilers.
Date: May 5, 1903
Creator: Walker, Benjamin, Jr.
Partner: UNT Libraries Government Documents Department

Car Coupling

Description: Patent for a car coupling "which greatly facilitate the connection of two car couplings having the improvements and adapt the knuckle of the car coupling to automatically swing open when free to do so." (line 12-16)
Date: May 26, 1903
Creator: Yeiser, John Clarke
Partner: UNT Libraries Government Documents Department

Crude-Oil Burner

Description: Patent for an oil feeder designed to burn crude oil. It features a carbon deposit chamber and a vent pipe.
Date: May 5, 1903
Creator: Hartung, Theodore A.
Partner: UNT Libraries Government Documents Department
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