Drilldown: Patents

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Patents > Year granted: 1880 - 1889 & National tech categories : FR 6.3 or USPC 244/80

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Inventors:
Guégnot (4) · Georg Wellner (3) · Gignoux (3) · de Schuttenbach (3) · Comte Antoine Apraxine (3) · Gaston Tissandier (3) · Folacci (2) · Foucher (2) · Frederick William Brearey (2) · Jules Cezar Ribeiro de Souza (2) · Phérékyde (2) · Edward Arthur Pearse (2) · Ferdinand-Charles-Honoré-Philippe d'Esterno (2) · Jardim (2) · Bel (2) · Bary (2) · Gros (2) · Yon (2)
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None (37) · Comte Antoine Apraxine (3) · Guégnot (3) · Gignoux (3) · Georg Wellner (3) · Gaston Tissandier (3) · Edward Arthur Pearse (2) · Bary (2) · Jardim (2) · Bel (2) · de Schuttenbach (2) · Folacci (2)
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Navigation (40) · LTA (31) · propulsion (27) · balloon (18) · aerostat (10) · airship (10) · stability (7) · balloons (7) · dirigible (5) · ascension (5) · None (4) · texture (3) · steam (3) · construction (3) · rigid (2) · airplane (2) · sail (2) · frame (2)
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