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Improvement in Revolving Conical Mold-Boards

Description: Patent for improvements and new design for a Revolving Conical Mold-Board Plow.
Date: May 22, 1877
Creator: Dryer, Charles Valentine
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for the improvement and simplification of disk plows. It consists of improvements to interconnection of beam, plow, wheels and axle in their positioning and securing to allow for adjustments of these parts; also includes scrapers for plow-disks. Illustrations of a possible implementation are included.
Date: March 18, 1902
Creator: Schofield, James
Partner: UNT Libraries Government Documents Department
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