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Priority claimed from SE8103229Aexternal-prioritypatent/SE444018B/en
Priority claimed from PCT/SE1982/000179external-prioritypatent/WO1982004085A1/en
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Publication of NO830153LpublicationCriticalpatent/NO830153L/en
Publication of NO164672BpublicationCriticalpatent/NO164672B/en
Publication of NO164672CpublicationCriticalpatent/NO164672C/en