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Spool

Description: Patent for a spool made by folding one piece of material into the correct shape.
Date: February 4, 1913
Creator: Aven, Scottie Hill
Partner: UNT Libraries Government Documents Department

Cultivator.

Description: Patent for a new and improved cultivator. This design is of "that class of cultivators whose beams and stocks are pivoted together and the latter adapted for adjustment . . . for the purpose of regulating the depth to which the shovel or 'sweep' enters the soil" (lines 7-12). It consists, "with the beam and double stock pivoted together and adjustably connected . . . of the guide-bar pivoted to the said stock and composed of sections which are vertically adjustable on each other, the handles pi… more
Date: February 4, 1890
Creator: Noack, Otto
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Cleaners.

Description: Patent for a new and improved cotton-cleaner that enhances the performance of cotton cleaning. It includes instructions and illustrations.
Date: February 4, 1873
Creator: Ralston, Joe
Partner: UNT Libraries Government Documents Department
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