1940–1949
Dr. Wolff & Tritschler OHG, 1937
Dr. Wolff & Tritschler OHG, 1940
Dr. Wolff & Tritschler OHG, 1933
Dr. Wolff & Tritschler OHG, 1930
Paul Wolff, 1934
Paul Wolff, 1945
Paul Wolff, 1942
Paul Wolff, 1930
Paul Wolff, 1933