73588444
Mar 17, 1986
Dec 15, 1987
COMPUTER NUMERICALLY CONTROLLED METAL CUTTING MACHINES FOR THE SELECTIVE AND SIMULTANEOUS OPERATIONS OF NON-ABRASIVELY DRILLING, BORING, TAPPING, REAMING AND MILLING OF METAL WORKPIECES ON MULTIPLE AXES AND INCLUDING; MULTIPLE STATIONS FOR SAID OPERATIONS, AUTOMATIC WORKPIECE TRANSFERRING UNITS BETWEEN STATIONS; AND MULTIPLE WORKPIECE CHUCKS, SPINDLES AND TOOL CHANGERS; ALL MOUNTED ON A SINGLE BASE
Machinery