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Priority claimed from FI864784Aexternal-prioritypatent/FI864784A0/fi
Application filed by Tuomo Olavi SavolainenfiledCriticalTuomo Olavi Savolainen
Priority to FI873759ApriorityCriticalpatent/FI83938C/fi
Publication of FI873759A0publicationCriticalpatent/FI873759A0/fi
Publication of FI873759ApublicationCriticalpatent/FI873759A/fi
Application grantedgrantedCritical
Publication of FI83938BpublicationCriticalpatent/FI83938B/fi
Publication of FI83938CpublicationCriticalpatent/FI83938C/fi