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Patents > Patent agent : G. F. Fedfern or Herbert Haddan & Co. & Number of diagram pages: 1

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Office:
Inventors:
Émile Letord (7) · Gustav Mees (4) · James Means (4) · Philipp Doerhoefer (2) · Albert Tribelhorn (2) · None (2) · August Riedinger (2)
Inventor country:
Applicant person:
Émile Letord (7) · Gustav Mees (4) · None (4) · James Means (3) · Albert Tribelhorn (2) · Philipp Doerhoefer (2)
Applicant is inventor:
Tech fields:
Frame (9) · control (8) · airplane (8) · LTA (8) · stability (7) · construction (6) · design (6) · landing (5) · balloon (5) · navigation (5) · None (5) · Propellers (5) · rudder (5) · assembly (4) · mounting (4) · structure (4) · Whole (4)
Full specification filed date:
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Supplementary to patent:
None (15) · Patent FR-1917-494365 (2)
Related to aircraft:
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National tech categories:
CPCs:
None (8) · CPC B64C17/00 (6) · CPC B64D33/10 (3) · CPC B64B1/00 (3) · CPC B64C2700/6212 (2) · CPC B64C2700/6295 (2) · CPC B64C35/00 (2) · CPC B64C39/00 (2) · CPC B64C2700/6218 (2) · CPC B64C3/42 (2) · CPC B64C23/005 (2) · CPC B64B1/58 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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