73795603
Apr 24, 1989
Nov 10, 1992
COMPUTERS, COMPUTER PERIPHERALS; COMPUTER OPERATING PROGRAMS; COMPUTER PROGRAMS FOR SIMULATING APPLICATIONS OF OTHER COMPUTER PROGRAMS; COMPUTER UTILITY PROGRAMS; AND INSTRUCTION MANUALS SOLD OR DISTRIBUTED THEREWITH; COMPUTER PROGRAMS FOR USE IN MONITORING AND REPORTING DATA CONCERNING OPERATION OF AIRCRAFT, AIRCRAFT ENGINES AND AIRCRAFT PARTS; AND INSTRUCTION MANUALS SOLD OR DISTRIBUTED THEREWITH; COMPUTER PROGRAMS AND PROGRAM MANUALS ALL SOLD OR DISTRIBUTED AS A UNIT FOR USE IN THE FIELD OF COMMUNICATION AND COMPUTER NETWORK PERFORMANCE ANALYSIS
Electrical and Scientific Apparatus