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Priority claimed from FI905324Aexternal-prioritypatent/FI905324A/fi
Application filed by Valtion TeknillinenfiledCriticalValtion Teknillinen
Priority to FI931939ApriorityCriticalpatent/FI931939A0/fi
Publication of FI931939ApublicationCriticalpatent/FI931939A/fi
Publication of FI931939A0publicationCriticalpatent/FI931939A0/fi