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Application filed by Sverre LilleboefiledCriticalSverre Lilleboe
Priority to NO753721ApriorityCriticalpatent/NO138362C/no
Publication of NO753721LpublicationCriticalpatent/NO753721L/no
Publication of NO138362BpublicationCriticalpatent/NO138362B/no
Publication of NO138362CpublicationCriticalpatent/NO138362C/no