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Priority claimed from SE8205244Aexternal-prioritypatent/SE446688C/sv
Application filed by Magnus Hoeoek, Torkel WadstroemfiledCriticalMagnus Hoeoek
Publication of NO841901LpublicationCriticalpatent/NO841901L/no
Publication of NO164639BpublicationCriticalpatent/NO164639B/no
Publication of NO164639CpublicationCriticalpatent/NO164639C/no