75656372
Mar 8, 1999
Mar 6, 2001
Subscriber access multiplexers and modems for transmitting and receiving data in digital form over telecommunications networks, in particular for transmitting and receiving at asymetrical data rates; telecommunications line management software for transmitting and receiving data in digital form over telecommunications networks, in particular for transmitting and receiving at asymetrical data rates; telecommunications interface cards for computers
Electrical and Scientific Apparatus