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Patents > Supplementary to patent: None & IPCs : B64C11/34 or IPC B64C23/00

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Office:
Inventors:
None (4) · Gustav Mees (2) · Otto Sack (2) · Lazare-Victor-Joseph Duverne (2) · Nelson Leslie Hyatt (2) · Douglas Dobbins (2) · Harvey McMaster Lloyd (2) · William Radford (2)
Inventor country:
Inventor location:
None (126) · Seine (4) · Nord (3) · Gironde (2) · Maine-et-Loire (2) · London (2) · Indiana (2) · Paris (2)
Applicant person:
None (8) · Harvey McMaster Lloyd (2) · Nelson Leslie Hyatt (2) · Lazare-Victor-Joseph Duverne (2) · Otto Sack (2) · John Day De Prez (2) · Douglas Dobbins (2) · William Radford (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (61) · Airplane (40) · hybrid (25) · propulsion (24) · helicopter (19) · lift (16) · Ascension (14) · Propellers (12) · frame (12) · Design (12) · wings (12) · navigation (11) · stability (10) · LTA (9) · control (9) · propeller (9) · Construction (8) · whole (7) · sustentation (7) · HTA (6)
Full specification filed date:
Application number:
None (13)
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (26) · None (18) · Armengaud jeune (6) · J. Bonnet-Thirion (4) · E. Bletry (4) · Chassevent (3) · C. Bauman (3) · Paul Caquet (3) · G. de Mestral et F. Harlé (3) · Ad. Sturm (3)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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