08/1981-07/1983
08/1978-07/1983
01/1979-07/1983
04/1980-07/1983
11/1980-07/1983
08/1981-12/1983
08/1978-03/1984
(7808-8108)LN30,40,RN30,31,40,41 ; (8108- )RN