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Patents > Filing date: 1890 - 1899 & National tech categories : FR 6.3 or IT 8

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Inventors:
Gustav Koch (2) · Louis Capazza (2) · Hébert (2) · Chevrey (2) · Pieri (2) · Juppont (2) · Lucien Payn (2)
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None (23) · Chevrey (2) · Juppont (2) · Koch (2) · Pieri (2)
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Tech fields:
LTA (22) · balloon (12) · propulsion (12) · whole (9) · dirigible (9) · navigation (8) · parachute (6) · Airplane (6) · dirigibles (5) · aerostat (5) · propellers (5) · instrument (4) · None (4) · stability (3) · marine (3) · wheels (3) · infrastructure (3) · construction (3) · propeller (3)
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