| 6. Round | 09/10/1949 | 1. FC Köln | - | Duisburger FV 08 | 6:2 |  |
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| 15. Round | 11/12/1949 | Preußen Münster | - | Duisburger FV 08 | 3:0 | ||||
| 17. Round | 22/01/1950 | SF Hamborn 07 | - | Duisburger FV 08 | 1:0 | ||||
| 18. Round | 29/01/1950 | Duisburger FV 08 | - | Alemannia Aachen | 3:1 | ||||
| 19. Round | 05/02/1950 | SpVgg Erkenschwick | - | Duisburger FV 08 | 1:1 | |
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| 20. Round | 12/02/1950 | Rot-Weiss Essen | - | Duisburger FV 08 | 5:0 | ||||
| 21. Round | 26/02/1950 | Duisburger FV 08 | - | 1. FC Köln | 0:2 | ||||
| 22. Round | 05/03/1950 | Duisburger FV 08 | - | FC Schalke 04 | 0:2 | ||||
| 25. Round | 26/03/1950 | Duisburger FV 08 | - | STV Horst-Emscher | 4:3 | ||||
| 26. Round | 02/04/1950 | Rot-Weiß Oberhausen | - | Duisburger FV 08 | 1:0 |
Germany