Improvement in Gang-Plows.
Description:
Patent for "a gang-plow, which is so arranged that the beams can be adjusted sideways and up and down at will, and can be permanently secured in any desired position in either movement." (Lines 17-20) Includes instructions and illustrations.
Date:
November 30, 1869
Creator:
Hall, Thomas J.
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department