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| Type | Company |
| Location | Duisburg (North Rhine-Westphalia) |
| Industry | Passenger Transport; Energy and Water Industries, General |
| Preceeding org. | Duisburger Verkehrsgesellschaft AG |
| Holdings | Newspaper clippings: 1990-1995 Annual reports: 1971-2002,2005 |
| URI | https://pm20.zbw.eu/folder/co/007166 |
| ID | co/007166 |