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Application filed by Juhani LehikoinenfiledCriticalJuhani Lehikoinen
Priority to FI905905ApriorityCriticalpatent/FI87688C/fi
Publication of FI905905A0publicationCriticalpatent/FI905905A0/fi
Publication of FI905905ApublicationCriticalpatent/FI905905A/fi
Application grantedgrantedCritical
Publication of FI87688BpublicationCriticalpatent/FI87688B/fi
Publication of FI87688CpublicationCriticalpatent/FI87688C/fi