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Application filed by Aaro OjalafiledCriticalAaro Ojala
Priority to FI841368ApriorityCriticalpatent/FI76395C/fi
Publication of FI841368A0publicationCriticalpatent/FI841368A0/fi
Priority to FI852482Aprioritypatent/FI852482L/fi
Publication of FI841368ApublicationCriticalpatent/FI841368A/fi
Publication of FI76395BpublicationCriticalpatent/FI76395B/fi
Application grantedgrantedCritical
Publication of FI76395CpublicationCriticalpatent/FI76395C/fi