DIFF Subgroup
B23H 7/18 for maintaining or controlling the desired spacing between electrode and workpiece
Introduced: January 1985
Full Title
Processes or apparatus applicable to both electrical discharge machining and electrochemical machining > Electric circuits specially adapted therefor, e.g. power supply > for maintaining or controlling the desired spacing between electrode and workpiece
No child classifications to compare. This is a leaf node in both IPC and CPC.