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Application filed by Jouni Mauno Kalevi KettunenfiledCriticalJouni Mauno Kalevi Kettunen
Priority to FI930611UpriorityCriticalpatent/FI1273U1/en
Publication of FIU930611U0publicationCriticalpatent/FIU930611U0/en
Priority to FI940135Uprioritypatent/FI1421U1/en
Application grantedgrantedCritical
Publication of FI1273U1publicationCriticalpatent/FI1273U1/en