72350517
Feb 4, 1970
Oct 19, 1971
SERVO SYSTEMS WHICH CONNECT BETWEEN AN ANALOG COMPUTER OR A REMOTE CONTROL PANEL AND A MECHANICAL VALVE WHICH SUPPLIES HEATING AND COOLING LIQUIDS TO PLASTIC MOLDING AND EXTRUDING MACHINES, WHEREBY SUCH VALVES ARE CONTROLLABLE EITHER FROM A COMPUTER OR MANUALLY
Housewares and Glass