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Steam Engine
Patent for improvements in steam engine, particularly the cylinder.
Date:
June 30, 1885
Creator:
Pinkham, Delmar D.
System:
The Portal to Texas History
Plow
Patent for invention new and useful improvement in Plows, relates the shape of the mold-board and the manner of securing the point and land side to the standard [5-15].
Date:
June 30, 1885
Creator:
Kelly, George A.
System:
The Portal to Texas History