Indictments For Founder Of Adelphia And Two Sons
Federal grand jury indicts Adelphia Communications founder John J Rigas, his sons Michael and Timothy, former vice president James R Brown and former director of internal reporting Michael C Mulcahey, charging them with conspiracy, securities fraud, wire fraud and bank fraud; charges address what federal prosecutors say was scheme by defendants to hide about $2.5 billion in debt and other funds that Rigas family misappropriated from Adelphia; US Atty James Comey says scheme is one of most elaborate and extensive corporate frauds in US history; indictment says Rigases set up system of buying stock in Adelphia whenever company issued new shares so that their holding would not be diluted; says they set up credit line that allowed family to borrow money, with loans guaranteed by Adelphia, to assure themselves capital to buy stock; holds false documents were drawn up to make it look as if family members paid money for their stock; Rigas says he and his sons are not guilty and that borrowing agreements were legal and proper; photo (M)