[NUMBER 43. VOLUME 6.] … er ends of the dies, which project through the The ij -- E et KwWengravings represent im- parts are supported. BB are the standards, We have received the report of the chief en- periphery of the chuck, and their back ends pri veE eOts in machinery for cutting screws, ci nstiSuct g the fixed…
Internet Archive · Public domain (published before 1931). Free to use for anything.