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Grain-Drill.

Description: Patent for an improved grain drill that is simpler and more efficient than other grain drills. It consists of a disk with a central hub, an annular recess around the hub, segmented washers, radial slots, radial seed apertures, gravity slides, and stems on the slides.
Date: June 6, 1893
Creator: Lawrence, William G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination Harrow and Cultivator.

Description: Patent for a combined harrow and cultivator that can easily change between the two. It consists of a beam with front and back removable tooth-seats, handles, adjusting holes in the beam, a perforated plate on the top and bottom sides of the beam, pins, and a wedge-shaped key between the bar and a slot in a tooth.
Date: July 25, 1893
Creator: West, Edward B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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