Oskar Martienssen
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Oskar Martienssen was an aero inventor in Berlin.
Patents whose inventor or applicant is Oskar Martienssen
- Patent DE-1902-142728 (English title: Screw-type functioning propulsion apparatus, Filing date: 1902-04-15)
Publications by or about Oskar Martienssen
- Martienssen, 1902, Theoretische Grundlagen für die Construction eines Schraubenfliegers (Simple title: Theoretical basis for the construction of a helicopter, Journal: Ill. Aër. Mitt.)
References
Names | Oskar Martienssen |
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Countries | DE |
Locations | Berlin |
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