Car Coupling (open access)

Car Coupling

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
System: The Portal to Texas History
Crude-Oil Burner (open access)

Crude-Oil Burner

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.
System: The Portal to Texas History
Water Regulator for Steam Boilers (open access)

Water Regulator for Steam Boilers

Patent for a water regulator for steam boilers.
Date: May 5, 1903
Creator: Walker, Benjamin, Jr.
System: The Portal to Texas History