constituting the body of each strand pall to the contrary side of the pinion. into which, as the working slide, D, moves, valuable aids to the engineer and machinist. and the threads of silk or worsted covering Its peculiar object is the production of those the same, are caused to have the same… … Committee on Patents in the House of Rcpre- at any angle. When the machine is to be sentatives, has reported a bill for the exten- The great number of mechanical tools | used for shaping bosses, the casting carrying sion of the patent of Edwin M. Chaffee for an which have, and are, daily taking the…
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