Features of 3-dimensional Pantograph engraving machine, P13, developed by George Gorton Machine Co, Racine, Wis; machine employs Ratiobar which aligns pivot center, cutter spindle and tracing stylus in absolutely straight line; also note on new Universal head milling machine, O-16A, which supersedes for 8-D fixed head vertical miller.
New Pantograph simplifies duplicating
Tool Engr
Tool Engineer ; 20 , n 1
1948
Aufsatz (Zeitschrift)
Englisch
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