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System architecture, hardware interface and system software for the remote monitoring and reading of electrical energy consumption and provision of billing using short message service (mobile originated and mobile terminated) facility of the global system for mobiles (gsm) digital radio network
System architecture, hardware interface and system software for the remote monitoring and reading of electrical energy consumption and provision of billing using short message service (mobile originated and mobile terminated) facility of the global system for mobiles (gsm) digital radio network
