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Tool-Sharpener.

Description: Patent for a tool sharpener for various farm equipment such as plows or tools.
Date: March 23, 1909
Creator: Kirksey, Elijah F. & Stegall, John T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a subsoil plow that is adjustable and includes a root cutter.
Date: October 17, 1911
Creator: West, William O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with the plow-beam and plow, of the semicircular stay-brace pivotally secured to the beam at one end and at the other end formed with a slot and a horizontal portion extending across the top of the beam, the bolt passed through the slot into the beam, the colter, and the adjustable wedge-shaped block having a plurality of depressions upon its inner face to receive the horizontal portion of the brace" (lines 81-90).
Date: October 14, 1890
Creator: Dickerman, Lewis M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow-Point.

Description: Patent for a plow-point that can be used on a shovel or spade plow. "it consists of an attachment which can be applied to the point of these plows and which will operate to more effectually divide the ground and allow the plow to cultivate the hardest and most refractory kinds of soil" (lines 10-15).
Date: December 4, 1894
Creator: Prentice, Thomas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a plow, which attaches to cultivators that both turns the earth destroying weeds and puts some soil around the tops of the young plants to keep them low growing.
Date: May 11, 1909
Creator: Avery, Charles Lafayette
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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