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Polikarpov DI-1
Military
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Rohrbach Ro IX
Military
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|---|---|---|
| Quick facts | ||
| Manufacturer | Polikarpov | Rohrbach Metall-Flugzeugbau |
| Type | Fighters & multirole | Fighters & multirole |
| Origin | 🇸🇺 Soviet Union | German Reich |
| First flight | 1926 | 1926 |
| Status | — | — |
| Units built | 1 | — |
| Unit cost | — | — |
| Powerplant | ||
| Engine model | — | BMW VI |
At a glance
Figures are compiled from public sources and may be approximate; they can vary by variant and configuration.