august 1961

august 1961: 23 companies

1 august 1961 2 companies

2 august 1961 1 companies

4 august 1961 1 companies

5 august 1961 1 companies

8 august 1961 2 companies

9 august 1961 2 companies

10 august 1961 4 companies

14 august 1961 2 companies

15 august 1961 1 companies

16 august 1961 3 companies

18 august 1961 2 companies

22 august 1961 1 companies

30 august 1961 1 companies