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PAUL EMILE AMANN
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PAUL EMILE AMANN
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Application filed by PAUL EMILE AMANNfiledCriticalPAUL EMILE AMANN
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Publication of FR417538ApublicationCriticalpatent/FR417538A/fr
Perfectionnements apportés aux installation d'artillerie comportant au moins une arme à feu, notamment une arme automatique, reculant à chaque coup par rapport à un appui contre l'action d'un système élastique
Perfectionnements apportés et relatifs aux dispositifs permettant, sur les aéroplanes, de synchroniser le tir d'un fusil automatique avec le mouvement de rotation d'une hélice