Drilldown: Patents

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Patents > Applicant firm: None & Applicant is inventor: No & Family year: 1800 - 1899

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LTA (14) · navigation (8) · balloon (7) · propulsion (6) · propeller (5) · None (3) · frame (3) · rudder (3) · marine (3) · gas (3) · track (2) · fun (2) · kite (2) · car (2)
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Showing below up to 31 results in range #1 to #31.

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