Counties
1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Locomotive-Engine-Cut-Out Valve.
Patent for valves on locomotives that allow the locomotive to continue to operate under specified conditions until it can be repaired or the locomotive has reached its destination, including illustrations.
Date:
July 6, 1915
Creator:
Dugan, Samuel Austin
System:
The Portal to Texas History