79019023
Oct 5, 2005
Mar 27, 2007
Active Trademark
Safe against intrinsic errors and non-safety-related memory-programmable and hard-wired wiring-programmable electronic systems in the nature of an electronic controller for the safe operation of machines; safe against intrinsic errors and non-safety-related memory-programmable and hard-wired wiring-programmable electronic systems in the nature of electronic controllers for the control and closed-loop control of automation processes
Electrical and Scientific Apparatus