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Patents > IPCs : IPC B64C23/00 or IPC B64C33/02 & Number of diagram pages: 2-20

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Office:
Inventors:
None (2) · Douglas Dobbins (2) · Jane-Françoise-Mathilde Giraud (2) · Hermann Hassenbach (2) · Herbert Wiley Hetherington (2) · Henry Shepley Booth (2) · John Emery Harriman, Jr. (2) · Matts Jacob Mustonen (2) · Max Muehter (2) · Émile Soriano (2) · James Dennis Roots (2) · Alfred E. Wunderlich (2)
Inventor country:
Inventor location:
None (108) · Seine (3) · Paris (2) · London (2) · Nord (2) · Seine-et-Oise (2) · Rhône (2) · Indiana (2)
Applicant person:
None (4) · John Day De Prez (2) · Émile Soriano (2) · Douglas Dobbins (2) · John Emery Harriman, Jr. (2) · Henry Shepley Booth (2) · Hermann Hassenbach (2) · Herbert Wiley Hetherington (2) · Alfred E. Wunderlich (2) · Max Muehter (2) · James Dennis Roots (2) · Jane-Françoise-Mathilde Giraud (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (39) · Airplane (21) · ornithopter (19) · flapping (19) · Propulsion (18) · Design (17) · Hybrid (17) · wings (15) · Frame (14) · propellers (14) · navigation (12) · Ascension (11) · control (10) · Helicopter (9) · LTA (9) · lift (8) · HTA (7) · stability (7) · Whole (7) · heavier-than-air (7)
Full specification filed date:
Application number:
None (11)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (20) · None (10) · J. Germain (3) · J. Bonnet-Thirion (3) · Boult, Wade & Tennant (3) · Marks & Clerk (3)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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