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Car-Door Mechanism
Patent for a sliding car door mechanism.
Date:
November 26, 1912
Creator:
Gradick, Wiley Sr.
System:
The Portal to Texas History
Grain-Door
Patent for a grain car door that keeps the grain securely in the railroad car.
Date:
November 26, 1912
Creator:
Gradick, Wiley, Sr.
System:
The Portal to Texas History