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.
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Titles
Main Title:
Improvement in Gang-Plows.
Added Title:
Gang Plow.
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.
Physical Description
[1], 2 p. : ill. ; 23 cm.
Notes
Letters Patent No. 89,144, dated April 20, 1869; reissue No. 3,750, dated November 30, 1869.
The Schedule referred to in these Letters Patent and making part of the same.