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Application filed by Bergen Slyngefabrikk AsfiledCriticalBergen Slyngefabrikk As
Priority to NO16473766ApriorityCriticalpatent/NO116694B/no
Publication of NO116694BpublicationCriticalpatent/NO116694B/no
Verfahren und Einrichtung zum Befördern von Material in größere Tiefen, insbesondere zum Einbringen von Versatzmaterial in Gruben, Schächte usw. mittels Luft.