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B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
B64D35/00—Transmitting power from power plant to propellers or rotors; Arrangements of transmissions
B64D35/04—Transmitting power from power plant to propellers or rotors; Arrangements of transmissions characterised by the transmission driving a plurality of propellers or rotors
FR424466A1909-12-311910-12-29Système moto-propulseur de sécurité pour aéroplanes avec changement de vitesse
ExpiredFR424466A
(fr)