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B61G5/00—Couplings for special purposes not otherwise provided for
B61G5/04—Couplings for special purposes not otherwise provided for for matching couplings of different types, i.e. transitional couplings
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FR392645D1907-07-031908-07-03Nouveau système d'accrochage pour voitures de chemin de fer et tramway, avec tampon central et dispositif de transition
ExpiredFR392645A
(fr)
Dispositif pour prévenir les tamponnements des trains, donner le signal d'arret, annoncer les gares et les arrivées des trains, leur direction, leur parcours et les distances parcourues