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Application filed by Martti KolkkafiledCriticalMartti Kolkka
Priority to FI854080ApriorityCriticalpatent/FI76908C/fi
Publication of FI854080A0publicationCriticalpatent/FI854080A0/fi
Publication of FI854080LpublicationCriticalpatent/FI854080L/fi
Publication of FI76908BpublicationCriticalpatent/FI76908B/fi
Application grantedgrantedCritical
Publication of FI76908CpublicationCriticalpatent/FI76908C/fi