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Priority claimed from SE8504172Aexternal-prioritypatent/SE457007B/en
Application filed by Lars Eriksson, Lagergren LarsfiledCriticalLars Eriksson
Publication of NO871913D0publicationCriticalpatent/NO871913D0/en
Publication of NO871913LpublicationCriticalpatent/NO871913L/en
Publication of NO165157BpublicationCriticalpatent/NO165157B/en
Publication of NO165157CpublicationCriticalpatent/NO165157C/en