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Application filed by Paavo Antero ViikkifiledCriticalPaavo Antero Viikki
Priority to FI950433ApriorityCriticalpatent/FI950433A0/fi
Publication of FI950433A0publicationCriticalpatent/FI950433A0/fi
Priority to FI960060Uprioritypatent/FIU960060U0/fi