75727920
Jun 14, 1999
Sep 18, 2001
MODEMS, INTEGRATED CIRCUITS, SEMICONDUCTORS, MODEM CARDS, NETWORK INTERFACE CARDS, NETWORK SWITCHES, ADAPTERS, ROUTERS, TELEPHONE SWITCHES, AND COMPUTER SOFTWARE FOR CONVERTING ANALOG SIGNALS TO DIGITAL SIGNALS AND DIGITAL SIGNALS TO ANALOG SIGNALS FOR USE IN MODEM DRIVERS
Electrical and Scientific Apparatus