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Cultivator Attachment.

Description: Patent for a cultivator attachment - an extra component added to an earth tilling machine to adjust the harrow teeth and the path of earth disposed. Illustration included.
Date: February 8, 1913
Creator: Moody, Joseph E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Draft-Equalizer

Description: Patent for a draft-equalizer which is an apparatus adapted to be used for, "three draft animals, one pulling against two animals.
Date: March 2, 1915
Creator: McCall, Robert A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Harrow

Description: Patent for improvement for harrows, "which may be adjusted so as to spread them apart or bring the same close together." (lines 15-17) The adjustable frame of the harrow allows the device to be used for different purposes of cultivation.
Date: February 20, 1912
Creator: Robbins, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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