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Application filed by Kajaani OyfiledCriticalKajaani Oy
Priority to FI33774ApriorityCriticalpatent/FI54971C/en
Publication of FI740337A0publicationCriticalpatent/FI740337A0/fi
Application grantedgrantedCritical
Publication of FI54971BpublicationCriticalpatent/FI54971B/en
Publication of FI54971CpublicationCriticalpatent/FI54971C/en