00447nam a2200157 a 450000500170000008200170001710000200003424500370005426000320009130000270012363000200015096400160017099700180018699900170020495200680022120251203091151.0  a670.285bPOW  aPowers, John .H  aComputer automated manufacturing  aBerkeleybMcGraw-Hillc1987  avii,310 p.b22 cm.cPB  aCAD/CAM systems  bcdefg_  a43423 LIBSC C  c32415d32415  00104070aPUbPUd1999-04-21g8.95l0o670.285 POWp43423yBK