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Patents > Supplementary to patent: None & Number of text pages: 6-40 & Number of figures: 10-11

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Office:
Inventors:
David Palmgren (3) · None (2) · George Celestine St. Louis (2) · Calvin Pearson (2) · Reinhold Schmiechen (2) · Elmer Ambrose Sperry (2) · Everard Richard Calthrop (2)
Inventor country:
Applicant person:
None (3) · David Palmgren (3) · Reinhold Schmiechen (2) · George Celestine St. Louis (2) · Everard Richard Calthrop (2) · Calvin Pearson (2)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (12) · propulsion (10) · None (9) · stability (8) · frame (8) · design (8) · propeller (7) · control (6) · wings (6) · navigation (5) · construction (4) · whole (4) · HTA (4) · gyroscope (3) · LTA (3) · electricity (3) · Propellers (3) · subsystem (3) · takeoff (3)
Full specification filed date:
Granted:
Publication date:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (9) · A. E. White (2) · Brandon frères (2) · Michael J. Stark & Sons (2) · Munn & Co. (2) · None (2)
CPCs:
None (14) · CPC B64B1/00 (4) · CPC B64C17/00 (3) · CPC B64C23/005 (3) · CPC B64C13/00 (2) · CPC B64C35/00 (2) · CPC B64C3/42 (2) · CPC B64C3/40 (2) · CPC B64C39/005 (2) · CPC G01C19/38 (2) · CPC B64C3/385 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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