ALL FORMS OF ENERGY CONSUMPTION, FLOW AND RETURN METERS, NAMELY, ELECTRICITY METERS, HEAT METERS, GAS METERS, WATER METERS AND TARIFF METERS; COMPUTERS FOR BILLING OF ENERGY AND ASSOCIATED UTILITY SERVICES; ENERGY SUPERVISORY APPARATUS, NAMELY, ENERGY ACCOUNTING, CONTROL AND MONITORING UNITS; APPARATUS FOR THE COLLECTION, TRANSMISSION AND PROCESSING OF METERING VALUES AND METER DATA, NAMELY, HAND-HELD DATA STORAGE UNITS, MODEMS, DATA PROCESSORS, COMPUTERS, ELECTRONIC REMOTE METER READING TRAN...