Patent for a new and improved trace carrier. This design consists, "with the back-band and its depending loop, of the . . . improved trace-carrier, consisting of the inverted-U-shaped carrier-frame terminating in opposite trace-receiving eyes, and the V-shaped bifurcating tongue, the lower end of which is adapted to engage a link of the trace-chain and the upper branches or bifurcations of which are bent to form eyes, loosely receiving the frame intermediate its terminals and at each side of the loop" (lines 72-82).