9 COMPUTER HARDWARE AND SOFTWARE, AND MANUALS SOLD AS A UNIT, THAT PERMIT MULTIPLE WORK STATIONS TO SHARE PRINTERS, PLOTTERS, MODEMS AND OTHER DATA COMMUNICATION INPUT/OUTPUT DEVICES, TO STORE DATA FILES FOR LATER PROCESSING, AND TO TRANSFER INFORMATION BETWEEN WORK STATIONS OR TO OFF-SITE TERMINALS THROUGH THE USE OF MODEMS AND THE PUBLIC TELEPHONE SYSTEM