April 1963

April 1963: 14 companies

3. April 1963 1 companies

4. April 1963 2 companies

7. April 1963 1 companies

10. April 1963 2 companies

13. April 1963 1 companies

17. April 1963 1 companies

21. April 1963 1 companies

22. April 1963 1 companies

25. April 1963 1 companies

26. April 1963 1 companies

27. April 1963 1 companies

30. April 1963 1 companies