Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUY D EICHTHAL
PIERRE LESCARRET
Original Assignee
GUY D EICHTHAL
PIERRE LESCARRET
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Filing date
Publication date
Application filed by GUY D EICHTHAL, PIERRE LESCARRETfiledCriticalGUY D EICHTHAL
Application grantedgrantedCritical
Publication of FR431231ApublicationCriticalpatent/FR431231A/fr
B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
B64C11/30—Blade pitch-changing mechanisms
Landscapes
Engineering & Computer Science
(AREA)
Aviation & Aerospace Engineering
(AREA)
FR431231D1910-09-051910-09-05Hélice à voiles, à pas croissant automatiquement, pour la navigation aérienne et autres applications
ExpiredFR431231A
(fr)