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Improvement in Harrow Structure

Description: Patent for improvement in harrow structure allowing for them to be attached to an ordinary cultivator in lien of cultivating shovels.
Date: June 26, 1917
Creator: McIntyre, John P.
Partner: UNT Libraries Government Documents Department

Cotton Gin.

Description: Patent for improvements in cotton gins, including "an attachment for a gin feeder to separate cotton from the burs during the gin operation...especially adapted for use upon cotton containing an excess amount of bolls" (lines 13-16). The improvements include an air suction device to remove cotton from the burs before it enters the gin.
Date: June 5, 1917
Creator: Huntsman, Edward L.
Partner: UNT Libraries Government Documents Department

Acetylene-Gas Generator

Description: Patent for an Acetylene gas generator that allows waste to be emptied from the machine without losing any gas.
Date: June 13, 1911
Creator: Finley, Jesse T.
Partner: UNT Libraries Government Documents Department
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