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in subjects: "Farm equipment -- Patents."  
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Improvement in Plows.

Description: Patent for improvement in plows: "The invention consists in so attaching a revolving disk, cutter, or colter to the beam of the plow that it will rotate on its own axis, and vibrate laterally, to accommodate itself to the line of draft or direction of the beam of the plow; also, in the means used by which the revolving cutter or colter is attached to the beam of the plow, and having the means of swiveling or turning in the beam to accommodate itself to the line of draft of the plow" (lines 22-3… more
Date: December 28, 1869
Creator: Hall, Thomas J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement for Cotton Chopper

Description: Patent for improvement for cotton choppers “so that the operator may regulate the depth of cut, and may shift the cutting member forward or back” (lines 18-20). Instructions and illustration included.
Date: February 2, 1915
Creator: Finch, Arthur M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for improvements to the turning-plow, with convertible attachments for other forms of plow.
Date: December 11, 1900
Creator: Armstrong, John Joshua, Sr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hay-Press.

Description: Patent for hay presses with "a construction operable by horse-power in which the plunger will be operated as the sweep is moved in both directions and in which, furthermore, there will be an efficiency of operation and an economy of power" (lines 11-16).
Date: December 18, 1900
Creator: Bryant, Edward R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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