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Application filed by Antti NeiramafiledCriticalAntti Neirama
Priority to FI891271ApriorityCriticalpatent/FI87491C/fi
Publication of FI891271A0publicationCriticalpatent/FI891271A0/fi
Publication of FI891271ApublicationCriticalpatent/FI891271A/fi
Application grantedgrantedCritical
Publication of FI87491BpublicationCriticalpatent/FI87491B/fi
Publication of FI87491CpublicationCriticalpatent/FI87491C/fi