73709266
Feb 2, 1988
Apr 18, 1989
COMPUTER PROGRAMS RECORDED ON MAGNETIC MEDIA FOR AN INFORMATION EXCHANGE SYSTEM, PARTICULARLY COMMUNICATION OF TEXTUAL INFORMATION AMONG A GROUP OF USERS
Electrical and Scientific ApparatusCONDUCTING SEMINARS IN THE FIELD OF COMPUTER SCIENCE, AND PRESENTING ACADEMIC INFORMATION IN OTHER ACADEMIC SUBJECT AREAS BY MEANS OF COMPUTER HARDWARE AND SOFTWARE
Education and Entertainment