1961
Dr. Wolff & Tritschler OHG, 1930
Dr. Wolff & Tritschler OHG, 1945
Dr. Wolff & Tritschler OHG, 1937
Dr. Wolff & Tritschler OHG, 1935
Dr. Wolff & Tritschler OHG, 1940
Dr. Wolff & Tritschler OHG, 1941
Dr. Wolff & Tritschler OHG, 1934