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Patents > Patent agent : Herbert Haddan & Co. or Rayner & Co. & Number of diagram pages: 1-4

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Office:
Inventors:
Émile Letord (8) · Gustav Mees (5) · James Means (4) · Bert Hinkler (4) · Carl Alfred Johansson (2) · Philipp Doerhoefer (2) · August Riedinger (2) · Archibald Montgomery Low (2)
Inventor country:
Applicant person:
Émile Letord (8) · None (6) · Gustav Mees (5) · Bert Hinkler (4) · James Means (3) · Archibald Montgomery Low (2) · Carl Alfred Johansson (2) · Philipp Doerhoefer (2)
Applicant is inventor:
Tech fields:
airplane (13) · control (12) · frame (12) · LTA (11) · stability (10) · Construction (8) · design (7) · navigation (7) · balloon (6) · propellers (6) · propulsion (5) · safety (5) · landing (5)
Full specification filed date:
Application number:
None (16) · 1732817 (3)
Granted:
Publication date:
Supplementary to patent:
None (23) · Patent FR-1917-494365 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
CPCs:
None (10) · CPC B64C17/00 (8) · CPC B64C2700/6216 (3) · CPC B64C2700/6212 (3) · CPC B64C17/06 (3) · CPC B64D33/10 (3) · CPC B64C2700/6218 (3) · CPC B64B1/00 (3) · CPC B64B1/58 (2) · CPC B64C39/00 (2) · CPC B64C35/00 (2) · CPC B64C13/24 (2) · CPC B64C2700/6295 (2) · CPC B64C3/42 (2) · CPC B64C31/04 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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