Automatische Übersetzung. Originaltext in: EN - Original anzeigen The first 20 carriages were delivered to Czechoslovakia in 1961, where they were given the designation Bp. In 1965, ČSD received another batch of 30 carriages, in 1976 they purchased 50 more modernized units, which were initially used to service the commuter traffic in Prague. With time, the wagons also found their way to Slovakia. In 1983 the designation was changed to Bpjoz. / Quellen: https://pl.wikipedia.org/wiki/Bhp