Drilldown: Patents

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Patents > Year granted: 1880 - 1889 & Office : LU or NL or Other & Applicant person: None & First filing: No

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LTA (12) · None (11) · propulsion (8) · navigation (7) · balloon (3) · glider (2) · military (2) · marine (2) · balloons (2) · car (2) · safety (2) · frame (2) · fun (2)
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