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Priority claimed from DE3047774Aexternal-prioritypatent/DE3047774C2/de
Application filed by Holger MeyerfiledCriticalHolger Meyer
Publication of NO822800LpublicationCriticalpatent/NO822800L/no
Publication of NO158281BpublicationCriticalpatent/NO158281B/no
Publication of NO158281CpublicationCriticalpatent/NO158281C/no