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Windmill
Patent for a windmill that changes directions with the wind automatically and provides more power to the pump.
Date:
July 23, 1912
Creator:
Romans, John W.
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