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Publication date
Priority claimed from FI850723Aexternal-prioritypatent/FI850723A0/en
Application filed by Markku UkkonenfiledCriticalMarkku Ukkonen
Priority to FI855002ApriorityCriticalpatent/FI855002A/en
Publication of FI855002A0publicationCriticalpatent/FI855002A0/en
Publication of FI855002ApublicationCriticalpatent/FI855002A/en