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