1933–1945
Dr. Wolff & Tritschler OHG, 1927
Paul Wolff, 1930
Paul Wolff, 1934
Dr. Wolff & Tritschler OHG, 1930
Paul Wolff, 1945
Paul Wolff, 1937
Dr. Wolff & Tritschler OHG, 1945
Dr. Wolff & Tritschler OHG, 1936
Dr. Wolff & Tritschler OHG, 1934