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