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Patents > National tech categories : FR 6.4 or USPC 244/177 & Number of figures: 21-40

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Office:
Inventors:
Alfred John Macy (8) · Vigilio Baldo (3) · Alfred E. Wunderlich (2) · René Hanriot (2) · Henri-Hubert Pagny (2) · Paul Guérin (2) · Jean-Jacques-Élie Farcot (2) · Lucien Chauvière (2)
Inventor country:
Applicant person:
Alfred John Macy (8) · None (3) · Vigilio Baldo (3) · Alfred E. Wunderlich (2) · René Hanriot (2) · Henri-Hubert Pagny (2) · Paul Guérin (2) · Lucien Chauvière (2)
Applicant is inventor:
Tech fields:
airplane (22) · stability (15) · construction (9) · frame (9) · design (8) · wings (7) · automatic stability (6) · propellers (6) · control (6) · propulsion (5) · LTA (4) · helicopter (4) · propeller (4) · rudder (4)
Full specification filed date:
Application number:
None (6) · 1913781506 (2)
Granted:
Related to aircraft:
National tech categories: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (14) · CPC B64C39/00 (8) · CPC B64C2700/6295 (5) · CPC B64C2700/6212 (5) · CPC B64C2700/6218 (4) · CPC B64B1/58 (3) · CPC Y10S200/29 (2) · CPC B64B1/00 (2) · CPC B64C1/00 (2) · CPC B27M3/10 (2) · CPC B64D17/00 (2) · CPC B64D1/04 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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