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Patents > First filing: No & Number of text pages: 6-30 & Number of figures: 13-19

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Office:
Inventors:
Ruter William Springer (4) · None (3) · Adolphe-François-Joseph Doutre (3) · Everard Richard Calthrop (3) · Frederick James Hargreaves (2) · Alfred John Macy (2) · Leonardo Torres Quevedo (2)
Inventor country:
Applicant person:
None (5) · Ruter William Springer (4) · Adolphe-François-Joseph Doutre (3) · Everard Richard Calthrop (3) · Alfred John Macy (2) · Frederick James Hargreaves (2)
Applicant is inventor:
Tech fields:
Airplane (22) · stability (20) · Wings (9) · navigation (8) · design (8) · construction (7) · HTA (6) · frame (6) · propulsion (6) · airfoil (5) · automatic stability (5) · aerodynamics (5) · flapping (5) · rudder (4) · Subsystem (4) · gyroscope (4) · Equilibrium (4) · None (4)
Full specification filed date:
Application number:
None (16)
Granted:
Related to aircraft:
CPCs:
None (18) · CPC B64C17/00 (5) · CPC B64C17/06 (4) · CPC B64C3/385 (4) · CPC B64C2700/6212 (3) · CPC B64C39/005 (2) · CPC B64D17/72 (2) · CPC B64C2700/6295 (2) · CPC B64C2700/6218 (2)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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