Resource Type
Counties
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Car-Coupling
Patent for "...certain new and useful Improvements in Car-Couplings..." (lines 4-5) including instructions and illustrations.
Date:
October 12, 1886
Creator:
Mitchell, William A.
System:
The Portal to Texas History
Railroad-Switch.
Patent for a pressure triggered railroad switch that attaches more easily to the tracks and automatically closes when the pressure of the railroad cars is taken off of it.
Date:
March 12, 1907
Creator:
Madeley, George E.
System:
The Portal to Texas History