LOCATION AT HAND

GLOBAL POSITIONING SYSTEMS HARDWARE AND SOFTWARE, NAMELY GPS CIRCUITS, HAND-HELD RECEIVERS, MOBILE RECEIVERS, GROUND STATION RECEIVERS, SATELLITES, BASE STATION SYSTEMS IN THE NATURE OF COMPUTER SERVERS AND RELAYS, NETWORK OF REFERENCE GPS RECEIVERS, OPERATING SOFTWARE FOR USE THEREWITH, AND GPS SOFTWARE IN THE NATURE OF NAVIGATION, LOCATION, TRACKING, MAPPING AND TIMING SOFTWARE