Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 350
THE SELF-ACTING INJECTOR OF 1887, CLASS N, IMPROVED. Automatically adjusts the water supply to suit all changes in the steampressure without wasting at the overflow. Re-starts automatical!). Liftspromptly and feeds .steadily with hot suction-pipe. Pennsylvania Railroad stand-ard connections.…
Machine-tools · Machinery
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