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Application filed by Seppo SavolainenfiledCriticalSeppo Savolainen
Priority to FI991711ApriorityCriticalpatent/FI106970B/fi
Publication of FI19991711ApublicationCriticalpatent/FI19991711A/fi
Application grantedgrantedCritical
Publication of FI106970BpublicationCriticalpatent/FI106970B/fi