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Priority claimed from AT3212/87Aexternal-prioritypatent/AT393203B/de
Application filed by Alfit GmbhfiledCriticalAlfit Gmbh
Publication of NO893175D0publicationCriticalpatent/NO893175D0/no
Publication of NO893175LpublicationCriticalpatent/NO893175L/no
Publication of NO169938BpublicationCriticalpatent/NO169938B/no
Publication of NO169938CpublicationCriticalpatent/NO169938C/no