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Patents > Inventor country: FR & Patent agent : Blétry aîné or J. Germain

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Tech fields:
Airplane (19) · stability (13) · Frame (12) · Propulsion (10) · control (10) · Construction (9) · Design (8) · automatic stability (7) · LTA (6) · Propellers (6) · hybrid (5) · Helicopter (5) · None (5) · aerodynamics (5) · wings (5)
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None (11) · 510212D (2) · 496388D (2) · 510210D (2) · 494571D (2)
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CPCs:
None (7) · CPC B64C17/00 (5) · CPC B64C39/00 (4) · CPC B64C2700/6295 (4) · CPC B64C17/06 (4) · CPC B64C2700/6216 (4) · CPC B64C27/12 (3) · CPC B64C3/00 (3) · CPC B64C2700/6281 (3) · CPC B64C2700/6212 (3) · CPC B64D33/10 (2) · CPC B64C33/02 (2) · CPC B64C3/18 (2) · CPC B64B1/58 (2) · CPC B64C2700/6233 (2) · CPC B64C2700/6218 (2) · CPC B64C2700/6274 (2) · CPC B64C23/005 (2)
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