73830706
Oct 11, 1989
Sep 11, 1990
ADD-ON BOARDS FOR PERSONAL COMPUTERS, COMPUTERS, COMPUTER CONNECTING CABLES AND CONNECTORS, COMPUTERS, PROGRAMS FOR USE IN THE FIELD OF NETWORK OPERATION AND MANAGEMENT RECORDED ON MAGNETIC MEDIA, AND USERS MANUALS AND INSTRUCTIONS PACKAGED AS A UNIT THEREWITH
Electrical and Scientific Apparatus