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Grub-Plow.
Patent for a grub plow with a better cutter, which can be adjusted to different depths of soil.
Date:
August 15, 1911
Creator:
Gardner, Eli J. & Odem, David
System:
The Portal to Texas History
Rake.
Patent for a rake with curved ends and multiple teeth that hold the material and keep it from going to the sides.
Date:
August 15, 1916
Creator:
Green, Ella M.
System:
The Portal to Texas History