April 1963

April 1963: 37 companies

1 April 1963 5 companies

4 April 1963 7 companies

9 April 1963 2 companies

10 April 1963 1 companies

16 April 1963 2 companies

18 April 1963 1 companies

19 April 1963 3 companies

20 April 1963 1 companies

23 April 1963 2 companies

24 April 1963 1 companies

25 April 1963 3 companies

26 April 1963 3 companies

27 April 1963 1 companies

29 April 1963 3 companies

30 April 1963 2 companies