pe of the vise holder sented on a larger scale. E is the knife, in front of therizht any accident. is a parallelogram, except at the top, which is slightly hand lower corner of which projects a finger, which rests Patents for this machine have recently been ob- arched, It slides in ways formed on… … screw, therefore, caus- desired. es the lower part of To the forwarc end the vise holder, B, to of the knife arm is attached a hook rod, which entersa groove under the cam plate. This portion of the device is necessarily hidden by other parts in the engraving. The object, however, is to ness, but…
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