QUO VADIS

scientific, nautical, surveying, electric, optical, measuring, signaling, monitoring, and life-saving apparatus, namely, computer hardware and software to determine and convey navigational information for land and water vehicles; blank magnetic data carriers; blank audio and video recording discs; prerecorded optical discs containing navigation data and/or navigation programs for use in land and water vehicles; calculators; data processing machines, namely, on-board navigation devices determining vehicle position from received radio signals and/or magnetic field sensing and proving audio and/or visual guidance to a vehicle operator; radio receivers; emergency radio transmitters; devices for interfacing navigation devices to pre-existing radios; computers, computer hardware, and encoded software containing navigation data, sold for use with motor vehicles