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Harrow.
Patent for a harrow that is easily adjustable to different situations.
Date:
December 14, 1909
Creator:
Baumgarten, Johan Christian
System:
The Portal to Texas History
Pencil.
Patent for a mechanical pencil, which allows the lead to be extended by turning the cap.
Date:
March 16, 1909
Creator:
Vasicek, John
System:
The Portal to Texas History