{TAIL ~ A terminal} comprising a PC type microcomputer, a display screen 25 and {HEAD ~ a keyboard} 27 may furthermore be connected to the numerical control device 22 via a hard wired link, for example of the RS232 type 
{ TAIL ~ A terminal } comprising a PC type microcomputer , a display screen 25 and { HEAD ~ a keyboard } 27 may furthermore be connected to the numerical control device 22 via a hard wired link , for example of the RS232 type
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH