Patent for a new and improved wire stretcher. This design consists in "[t]he combination . . . of the side bars having a toothed wheel journaled between them and provided with a crank, a set of cross bars or bolts connecting the two side bars, a pawl hung upon one of the cross-bars and having its toothed end arranged to abut against the teeth of the wheel, and a chain passing over the toothed wheel and underneath the pawl" (lines 67-76).