Drilldown: Patents

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Patents > Applicant firm: None & Family year: 1800 - 1899 & Number of figures: 13-40

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LTA (19) · navigation (13) · frame (10) · propulsion (9) · car (7) · propeller (7) · safety (5) · flapping (5) · cargo (5) · rudder (4) · passenger (4) · None (3) · piloting (3) · control (3) · design (3) · balloon (3) · airship (3)
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Showing below up to 34 results in range #1 to #34.

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