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Grapple
Patent for providing a cheaper version of removing pipes or tubing from wells.
Date:
March 18, 1913
Creator:
Drake, Charles W.
System:
The Portal to Texas History
Plow-Point Attachment
Patent for an attachment for the point of a plow that protects the point from wear and tear, especially in soil that is sandy.
Date:
July 18, 1916
Creator:
Trout, Calvin L.
System:
The Portal to Texas History