1971-10-13 /ap-c796e-sb/01/opr.ato 1986-04-17 /BB-T573C-DD_1986/01/35,1414/opr.ato 1986-04-18 /BB-F492Z-DD_1986/04/1,4/opr.ato 1989-03-02 /BB-FI82B-DD_1989/01/35,1414/opr.ato 1989-03-23 /BB-FI81B-DD_1989/04/1,4/opr.ato