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Priority claimed from FI884263Aexternal-prioritypatent/FI79961C/en
Application filed by Metsae Sellu OyfiledCriticalMetsae Sellu Oy
Priority to FI911259ApriorityCriticalpatent/FI94396C/en
Publication of FI911259A0publicationCriticalpatent/FI911259A0/en
Publication of FI94396BpublicationCriticalpatent/FI94396B/en
Application grantedgrantedCritical
Publication of FI94396CpublicationCriticalpatent/FI94396C/en