Drilldown: Patents

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Patents > Inventor location : Northampton or None & Grant date: 1891

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None (18) · Émile-Aleide Royaux (2) · Perham Wilhelm Nahl (2) · Otto Lilienthal (2) · Georges-Joseph-Prosper Dubois (2) · Zélie (Dame Veuve) Faucillon (2) · Armand Le Compagnon (2)
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None (21) · LTA (20) · balloon (8) · propulsion (6) · parachute (4) · navigation (4) · stability (3) · safety (3) · propeller (3) · frame (3) · electric (2) · motor (2) · military (2) · ascension (2) · airplane (2)
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Showing below up to 58 results in range #1 to #58.

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