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Publication of FR670317ApublicationCriticalpatent/FR670317A/en
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
B64D17/40—Packs
B64D17/52—Opening, e.g. manual
B64D17/54—Opening, e.g. manual automatic
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FR670317D1929-02-261929-02-26
Improvement provided in the establishment of air parachutes
ExpiredFR670317A
(en)