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Patents > CPCs: CPC B64C2700/6281 & Number of text pages: 2-3 & Number of figures: 1-6

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Office:
Inventors:
Désiré Sival (3) · Lucile Marcel (2) · Jesse James Dillon (2) · Peter Pitcairn Carmichael (2) · Edmond-Louis Douhéret (2) · Charles Wolf (2)
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Applicant person:
Désiré Sival (3) · Jesse James Dillon (2) · Peter Pitcairn Carmichael (2) · Edmond-Louis Douhéret (2) · Charles Wolf (2)
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Tech fields:
helicopter (24) · propulsion (9) · airplane (7) · propellers (7) · hybrid (7) · None (6) · design (5) · ascension (5) · propeller (5) · lift (4) · wings (4) · frame (3) · sustentation (3) · stability (3)
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None (3)
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