Wire Tightener. (open access)

Wire Tightener.

Patent for a new and improved wire-tightener. This design consists, "with a curved metallic bar having a central groove in its convex side, and aligned openings of different diameters in the sides of the groove, of the looping-pin having two tapering arms at an angle to each other and of different sizes" (lines 78-83).
Date: December 9, 1890
Creator: Austin, John W.
System: The Portal to Texas History