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Cultivator Tongue

Description: Patent for a a tongue that can be connected with a cultivator where the free lateral swinging of the tongue and the cultivator can be induced.
Date: June 15, 1920
Creator: Franklin, Iva A. & Mangum, Sam E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Kettle-Furnace.

Description: Patent for a kettle furnace of simple construction; a kettle furnace comprising a sheet metal member having bolt openings disposed in pairs near the vertical edge.
Date: June 1, 1920
Creator: Sanders, Oscar Perdue
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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