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Patents > Grant date: 1900 - 1909 & Patent agent : E. Bletry or Frazer Furk something or None & Assigned to : Rubber Balloon Company of America or Sperry Gyroscope Company or None & National tech categories: FR 6.3

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Inventors:
Alfred-Eugène Pichou (5) · Henri Mager (3) · Charles Cadet (3) · F. Gueydan de Roussel (3) · Adrien Baudin (2) · Émile Charlier (2) · Raffaele Ronco fu Riccardo (2) · Paul Peuillard (2) · Louis-Gustave Chanudet (2) · Yvon-Pierre Lejeal (2)
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Tech fields:
LTA (18) · propulsion (14) · navigation (10) · aerostat (9) · ascension (9) · construction (9) · dirigible (7) · balloon (7) · stability (6) · parachute (5) · wings (5) · propellers (5) · hybrid (5) · safety (5) · airship (5) · texture (5) · landing (5) · descent (4) · sustentation (4)
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None (4)
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