73595243
Apr 25, 1986
Jan 26, 1988
COMPUTERIZED CONTROLS FOR INDUSTRIAL PROCESSES; COMPUTER HARDWARE, NAMELY - PROGRAMMABLE CONTROL UNITS AND COMPONENTS THEREOF, INTERFACE DEVICES, AND GRAPHICS CONTROL DEVICES; COMPUTER SOFTWARE PROGRAMS
Electrical and Scientific ApparatusMAINTAINING AND INSTALLING COMPUTERIZED CONTROLS FOR PROCESS CONTROL SYSTEMS
Building Construction and Repair