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Priority to JP18329882UpriorityCriticalpatent/JPS5987369U/ja
Publication of JPS5987369UpublicationCriticalpatent/JPS5987369U/ja
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Publication of JPS639486Y2publicationCriticalpatent/JPS639486Y2/ja
Dispositif de prolongement pour assurer la continuité pour la circulation de l’air entre un véhicule ferroviaire avant et un véhicule ferroviaire arrière d’un train ferroviaire