april 1983

april 1983: 13 companies

4 april 1983 1 companies

7 april 1983 1 companies

12 april 1983 3 companies

14 april 1983 2 companies

18 april 1983 1 companies

19 april 1983 2 companies

26 april 1983 1 companies

27 april 1983 1 companies

30 april 1983 1 companies