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Patents > Patent agent : Brandon frères or Herbert Haddan & Co. & Number of text pages: 1-2

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Office:
Inventors:
None (9) · Émile Letord (7) · Charles Denniston Burney (3) · Gustav Mees (2) · Philipp Doerhoefer (2)
Inventor country:
Applicant person:
None (10) · Émile Letord (7) · Charles Denniston Burney (3) · Gustav Mees (2) · Philipp Doerhoefer (2)
Applicant is inventor:
Tech fields:
airplane (13) · LTA (12) · construction (9) · design (8) · Frame (7) · Stability (6) · Envelope (4) · mounting (4) · Navigation (4) · assembly (4) · Propellers (4) · safety (4) · structure (4)
Full specification filed date:
Application number:
None (9) · 1732817 (3)
Granted:
Supplementary to patent:
None (19) · Patent GB-1911-29012 (3) · Patent FR-1912-452017 (2) · Patent FR-1917-494365 (2)
Related to aircraft:
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National tech categories:
CPCs:
CPC B64B1/00 (5) · CPC B64C39/00 (4) · CPC B64C17/00 (4) · CPC B64C2700/6295 (4) · None (3) · CPC B64D33/10 (3) · CPC B64C2700/6218 (3) · CPC B64C35/00 (3) · CPC B64D17/00 (2) · CPC B64D17/80 (2) · CPC B64B1/58 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
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