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Publication date
Priority claimed from FI921514Aexternal-prioritypatent/FI921514A/fi
Application filed by Urpo HannonenfiledCriticalUrpo Hannonen
Priority to FI930202UpriorityCriticalpatent/FI1074U1/fi
Publication of FIU930202U0publicationCriticalpatent/FIU930202U0/fi
Application grantedgrantedCritical
Publication of FI1074U1publicationCriticalpatent/FI1074U1/fi