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Improvement in Motors.

Description: Patent for power-operated motors used "for operating churns" (lines 13-14), with the option of using spring-power, including a detailed explanation and description of the illustration.
Date: February 19, 1878
Creator: Cummings, James K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Plow and Seeder.

Description: Patent for a plow and seeder that has an added "rotating flanged drum composed of two perforated cylinders" (lines 10-11) including a detailed explanation and description of the illustration.
Date: February 19, 1878
Creator: Elliott, Pinkney H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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