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Priority claimed from AT0242887Aexternal-prioritypatent/AT390490B/de
Application filed by Ideal StandardfiledCriticalIdeal Standard
Publication of NO892063D0publicationCriticalpatent/NO892063D0/no
Publication of NO892063LpublicationCriticalpatent/NO892063L/no
Publication of NO172761BpublicationCriticalpatent/NO172761B/no
Publication of NO172761CpublicationCriticalpatent/NO172761C/no