73501534
Sep 28, 1984
Jun 25, 1985
COMPUTERS, PRINTERS USED WITH COMPUTERS; BLANK DISKETTES FOR RECORDING DATA; COMPUTER PROGRAMS RECORDED ON DISKETTES; AND DATA COMMUNICATION AND TELECOMMUNICATION PRODUCTS, NAMELY, ACOUSTIC COUPLERS, MODEMS, MULTIPLEXERS, DIGITAL PHONE SETS, AND COMPUTERIZED DATA SWITCHES AND CONTROLLERS
Electrical and Scientific Apparatus