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Patents > Year filed: 1908 & National tech categories : AT 77d or IT 8 or USPC 244/80 & Cites these patents: None

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Inventors:
Achille Bertelli (3) · Ottavio Ricaldoni (2) · Gaetano Arturo Crocco (2) · Louis Blériot (2) · None (2) · Achille Bertelli fu Alessandro (2) · Orville Wright (2)
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Tech fields:
airplane (18) · navigation (12) · LTA (10) · propulsion (10) · propeller (9) · None (8) · frame (7) · marine (7) · stability (7) · Design (5) · Drachenflieger (5) · airfoil (4) · subsystem (4) · piloting (4)
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