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Locking Device for Car-Doors.
Patent for a locking device for a sliding train car capable of locking automatically upon close, including illustrations.
Date:
May 9, 1916
Creator:
Tierney, Henry J.
System:
The Portal to Texas History
Tie-Plate
Patent for a tie plate that sticks firmly to the ties, keeps out moisture, and is lighter than other tie plates.
Date:
July 16, 1912
Creator:
Walton, Jay W. & Dayton, William H.
System:
The Portal to Texas History