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Application filed by Matti KuokkafiledCriticalMatti Kuokka
Priority to FI762995ApriorityCriticalpatent/FI56917C/fi
Publication of FI762995ApublicationCriticalpatent/FI762995A/fi
Publication of FI56917BpublicationCriticalpatent/FI56917B/fi
Application grantedgrantedCritical
Publication of FI56917CpublicationCriticalpatent/FI56917C/fi