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Application filed by Pentti VaeyrynenfiledCriticalPentti Vaeyrynen
Priority to FI931377ApriorityCriticalpatent/FI92343C/fi
Publication of FI931377A0publicationCriticalpatent/FI931377A0/fi
Publication of FI92343BpublicationCriticalpatent/FI92343B/fi
Application grantedgrantedCritical
Publication of FI92343CpublicationCriticalpatent/FI92343C/fi