Drilldown: Patents

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Patents > Inventor country: None & Filing date: 1880 - 1889

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Otto Lilienthal (4) · None (2) · Folacci (2) · de Schuttenbach (2)
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Propulsion (20) · LTA (18) · navigation (10) · whole (9) · None (7) · balloon (7) · car (6) · military (4) · compartments (4) · frame (4) · flapping (4) · stability (4) · steam (4) · subsystem (4)
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Showing below up to 51 results in range #1 to #51.

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