Drilldown: Patents

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Patents > Applicant firm: None & Filing date: 1913 & Patent agent : Dupont et Elluin or None

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Airplane (6) · None (4) · control (4) · military (3) · wings (3) · navigation (2) · Fuselage (2) · Projectile (2) · steering (2) · Parachutes (2) · Takeoff (2) · design (2) · frame (2)
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