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Application filed by Into Nyyrikki LahtifiledCriticalInto Nyyrikki Lahti
Priority to FI752088ApriorityCriticalpatent/FI54091C/fi
Publication of FI752088A7publicationCriticalpatent/FI752088A7/fi
Application grantedgrantedCritical
Publication of FI54091BpublicationCriticalpatent/FI54091B/fi
Publication of FI54091CpublicationCriticalpatent/FI54091C/fi