09-04-2011, 11:50 PM
12-04-2011, 11:03 AM
you can refer these pages to know the details on prepaid electricity billing system using gsm tech
seminarprojectst-prepaid-energy-meter-using-gsm-mobile
seminarprojectst-prepaid-electricity-billing-system-using-gsm-technique
seminarprojectst-prepaid-energy-meter-using-gsm-mobile
seminarprojectst-prepaid-electricity-billing-system-using-gsm-technique