Person ? O. Schlitter
- From 1927-01-01 to 1927-12-31, Administrateur of STE DES MINES DE GELSENKIRCHEN
- From 1927-01-01 to 1933-12-31, Administrateur of CHARBONNAGES DE HARPEN (Harpener-Bergbau-Actien-Gesellschaft)
- From 1940-01-01 to 1945-12-31, Administrateur of CHARBONNAGES DE HARPEN (Harpener-Bergbau-Actien-Gesellschaft)