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Patents > Filing date: 1910 - 1919 & IPCs: IPC B64C23/00 & Number of text pages: 1-4

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Office:
Inventors:
Gustav Mees (6) · None (5) · Auguste Contassot (2) · Wilhelm Kress (2) · Otto Sack (2) · Nelson Leslie Hyatt (2) · Maurice-Achille Lécuyer (2) · Matts Jacob Mustonen (2) · Lazare-Victor-Joseph Duverne (2) · Joseph Ayral (2) · Jane-Françoise-Mathilde Giraud (2) · Harvey McMaster Lloyd (2) · Ernest William Welsh (2) · Douglas Dobbins (2) · Carl Hanschke (2) · William Radford (2) · Alvaro Da Cunha (2) · Alwin Hitzeroth (2)
Inventor country:
Applicant person:
None (8) · Gustav Mees (5) · Carl Hanschke (2) · Wilhelm Kress (2) · Otto Sack (2) · Nelson Leslie Hyatt (2) · Maurice-Achille Lécuyer (2) · Lazare-Victor-Joseph Duverne (2) · Joseph Ayral (2) · John Day De Prez (2) · Jane-Françoise-Mathilde Giraud (2) · Harvey McMaster Lloyd (2) · Ernest William Welsh (2) · Douglas Dobbins (2) · William Radford (2) · Auguste Contassot (2) · Alwin Hitzeroth (2) · Alvaro Da Cunha (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (48) · airplane (35) · hybrid (20) · propellers (15) · propulsion (14) · helicopter (14) · design (13) · stability (10) · lift (10) · frame (10) · wings (10) · construction (9) · Ascension (9) · control (8) · heavier-than-air (7) · aerodynamics (6) · propeller (6) · whole (6) · gyroscope (5) · Sustentation (5)
Full specification filed date:
Application number:
None (5)
Granted:
Related to aircraft:
Patent agent:
None (9) · None (7) · Schwab (5) · Armengaud jeune (4) · E. Blétry (3) · W. P. Thompson & Co. (3) · Paul Caquet (3) · M. Zerolo (3)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
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