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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
B64D45/00—Aircraft indicators or protectors not otherwise provided for
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FR499143A1916-09-131917-08-22Perfectionnements dans les tachymètres à air pour l'emploi sur des aéroplanes et autres appareils analogues
ExpiredFR499143A
(fr)