Drilldown: Patents

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Patents > Office : DE or FR & Applicant firm : Société anonyme Astra AB or None & Grant date: 1910 - 1919 & Patent agent: Hippolyte Josse & Family year: 1900 - 1999 & Citations from after 1930: None

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Airplane (19) · stability (7) · design (7) · construction (6) · wings (5) · Motors (4) · fuselage (4) · navigation (4) · propellers (3) · Control (3) · frame (2) · elasticity (2) · sustentation (2) · chassis (2) · cables (2) · balloon (2) · automatic stability (2) · wheels (2) · aerodynamics (2) · landing (2)
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