september 1961

september 1961: 43 companies

1 september 1961 4 companies

5 september 1961 2 companies

6 september 1961 1 companies

7 september 1961 2 companies

8 september 1961 1 companies

11 september 1961 1 companies

12 september 1961 1 companies

13 september 1961 2 companies

14 september 1961 3 companies

15 september 1961 4 companies

18 september 1961 2 companies

19 september 1961 2 companies

20 september 1961 5 companies

21 september 1961 2 companies

22 september 1961 3 companies

25 september 1961 2 companies

26 september 1961 1 companies

27 september 1961 2 companies

28 september 1961 3 companies