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Automatic Train-Gate.
Patent for "new and useful improvements in automatic train gates" (lines 5-7) including illustrations.
Date:
February 3, 1920
Creator:
Ivanhoe, George. C.
System:
The Portal to Texas History
Sorghum Cutter.
Patent for a machine to cut sorghum and similar standing crops
Date:
December 16, 1919
Creator:
Drgac, Charles
System:
The Portal to Texas History