Richard Haagen
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Richard Haagen was an aero inventor in Friednau, near Berlin.
Patents whose inventor or applicant is Richard Haagen
- Patent DE-1908-214856 (English title: Kite airship, Filing date: 1908-06-25)
- Patent FR-1909-404141 (English title: Airplane in the shape of a kite, Supplementary to patent: Patent DE-1908-214856, Filing date: 1909-06-17)
References
| Names | Richard Haagen |
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| Countries | DE |
| Locations | Freidenau, near Berlin |
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