75439710
Feb 24, 1998
Aug 22, 2000
Devices and equipment for guiding and routing vehicular traffic comprised of car telephones with inseparable or adaptable additional equipment namely, navigational devices for transferring data and control signals and for showing graphs of routes and/or for acoustic guidance; electronic circuits; modular computer controls; electronic devices for the transmission of test signals, control signals and warning signals; connection links for the control of radio communication systems; computer programs recorded on CD ROM for the control of data transmitting equipment; data processors; computer programs for processing data dealing with guiding or routing vehicular traffic; car telephones incorporating signal indicators for reporting breakdowns and accidents
Electrical and Scientific ApparatusRadio transmission of information for traffic guidance; mobile phone radio communication services; electronic transmission of data and facsimiles via computer terminal
Telecommunications