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Wrench.
Patent for "a wrench adapted to engage the nut of the wheel hub, so that on turning the wheel the nut will unscrew from the threaded end of the axle." (Lines 14-17) Includes instructions and illustrations.
Date:
October 30, 1894
Creator:
Stambaugh, Julius Locke
System:
The Portal to Texas History
Intrenching-Tool.
Patent for certain new and useful improvements in intrenching tools, including instructions and illustrations.
Date:
August 8, 1899
Creator:
Hoffmann, Arnold G.
System:
The Portal to Texas History