joint owner will electricity connection to single owner?

my father family land partitation 1962, two brother between joint owner well only other mother land indeppendent seprate patta and survey land, my father electricity connection applyed 1972 EB form single owner also my name only, but co-owner well, now my father settlement register only son my namely EB Connection, i need legal issue that EB Connection i am owner or jointwell partner also right power please advice me and suggestion given us