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Priority claimed from SE8801731Aexternal-prioritypatent/SE461103B/en
Application filed by Svenska TraeforskningsinstfiledCriticalSvenska Traeforskningsinst
Publication of NO904792LpublicationCriticalpatent/NO904792L/en
Publication of NO904792D0publicationCriticalpatent/NO904792D0/en
Publication of NO172401BpublicationCriticalpatent/NO172401B/en
Publication of NO172401CpublicationCriticalpatent/NO172401C/en