April 1962

April 1962: 20 companies

2. April 1962 1 companies

4. April 1962 2 companies

5. April 1962 1 companies

10. April 1962 1 companies

11. April 1962 1 companies

12. April 1962 1 companies

13. April 1962 2 companies

16. April 1962 1 companies

17. April 1962 1 companies

22. April 1962 1 companies

25. April 1962 1 companies

26. April 1962 2 companies

27. April 1962 1 companies

28. April 1962 2 companies

30. April 1962 2 companies