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