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Patents > Year granted: 1902 & Applicant firm: None & Number of figures: 3-20

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Viktor Tarczal (4) · Emil Lehmann (4) · Josef Simkó (3) · Augusto Severo (3) · Edmund Roheim (3) · Emanuel Kalisch (2) · Alfred-Eugène Pichou (2) · Ignaz Etrich (2) · Maurice Léger (2) · Thomas Moy (2) · Charles Groombridge (2) · Theodor Haas (2)
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None (14) · Viktor Tarczal (4) · Emil Lehmann (4) · Josef Simkó (3) · Edmund Roheim (3) · Charles Groombridge (2) · Maurice Léger (2) · Ignaz Etrich (2) · Emanuel Kalisch (2) · William Alfred South (2) · Alfred-Eugène Pichou (2)
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propulsion (27) · LTA (20) · propellers (13) · navigation (12) · design (12) · balloon (9) · construction (9) · propeller (8) · Airship (8) · kite (8) · aerodynamics (6) · lift (6) · ascension (6) · dirigible (6) · Wings (6) · texture (5) · hybrid (5) · frame (5) · flapping (5) · None (5)
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None (34)
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Showing below up to 77 results in range #1 to #77.

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