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Application filed by Paavo ViikkifiledCriticalPaavo Viikki
Priority to FI832771ApriorityCriticalpatent/FI74324C/fi
Publication of FI832771A0publicationCriticalpatent/FI832771A0/fi
Publication of FI832771ApublicationCriticalpatent/FI832771A/fi
Application grantedgrantedCritical
Publication of FI74324BpublicationCriticalpatent/FI74324B/fi
Publication of FI74324CpublicationCriticalpatent/FI74324C/fi