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B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
B64D17/00—Parachutes
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Engineering & Computer Science
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FR50687D1939-06-261939-06-26Perfectionnements aux parachutes permettant à l'usager de flotter dans l'air et surl'eau en assurant sa direction
ExpiredFR50687E
(fr)