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Cotton-Chopper
Patent for an improved cotton-chopper.
Date:
April 23, 1912
Creator:
Leubner, Carl W.
System:
The Portal to Texas History
Railway-Tie.
Patent for a composite railway tie that is durable and adjustable and can be used for both trolley and steam rail systems.
Date:
April 23, 1912
Creator:
Ogden, James D.
System:
The Portal to Texas History