Drilldown: Patents

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Patents > Year granted: 1850 - 1859 & Grant date: 1800 - 1899 & Related to aircraft: Yes & Number of claims: None

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Hiellard (3) · Frédéric-Marie Piret (2) · DELAHAYE (2) · Marc (2) · Louis de Cherrier (2) · Carl Armbruster (2) · Prosper Meller (2) · Eugène-Joseph Varangot (2)
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LTA (58) · navigation (32) · propulsion (6) · safety (5) · balloons (3) · balloon (2) · dirigibles (2) · dirigible (2) · parachute (2) · propellers (2) · gas (2) · aviation (2) · stability (2) · infrastructure (2)
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Showing below up to 63 results in range #1 to #63.

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