1945–1950
Dr. Wolff & Tritschler OHG, 1935
Paul Wolff, 1937
Dr. Wolff & Tritschler OHG, 1940
Paul Wolff, 1930
Dr. Wolff & Tritschler OHG, 1939
Dr. Wolff & Tritschler OHG, 1930
Paul Wolff, 1947