COMPUTER SERVICES FOR STORING, UPDATING AND RETRIEVING REAL ESTATE LISTINGS, AND INCLUDING THE PREPARATION AND FURNISHING OF MAPS, REAL ESTATE STYLE BOOKS, AND THE LIKE, FOR USE BY SUBSCRIBERS IN CONNECTION WITH SUCH COMPUTER SERVICES

ELECTRONIC SENSOR, TRACKING, COMMUNICATION, NETWORK, AND TARGETING SENSORS, NAMELY THROUGH-WALL IMAGING AND COMMUNICATION SENSORS, SUBSURFACE SENSORS, GROUND PROBING RADAR, SEISMIC RADAR, ULTRA-WIDEBAND THROUGH-WALL IMAGING AND TARGET DETECTION SENSORS THROUGH-OPAQUE-MATERIAL IMAGING AND TARGET DETECTION SENSORS, FOLIAGE PENETRATION IMAGING AND TARGET DETECTION SENSORS, SUBSURFACE IMAGING AND TARGET DETECTION SENSORS; ELECTRONIC COMMUNICATION SYSTEMS COMPRISED HYBRID MODEMS FOR POWER LINE AND...