The judge of probate shall appoint three qualified electors within the limits of the proposed city or town as inspectors to manage the election, which shall be conducted under the same sanction and penalties as are provided by the general election laws, except that a voter may furnish his own ballot, upon which must be written or printed "corporation" or "no corporation," and any person who is a qualified elector under the state law and has resided within the boundaries of the proposed city or town for three months next preceding may vote at such election.