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Patents > Year filed: 1890 - 1899 & Grant date: 1894 & Assigned to: None

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Richard Czygan (3) · August Riedinger (3) · Hofmann (2) · Wilhelm Goetjes (2) · Theodor Schneider-Preiswerk (2) · Arey Van Winegarden (2) · Joseph Hofmann (2) · Hermann Ganswindt (2) · Hans von Siegsfeld (2) · Ramiro de Palacios (2)
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propulsion (17) · LTA (16) · propeller (10) · frame (9) · car (8) · balloon (7) · navigation (7) · None (5) · airfoil (5) · marine (4) · steam (3) · Windmill (3) · jet (3) · stability (3) · aerodynamics (3) · parachute (3)
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