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Application filed by Kalervo JuntunenfiledCriticalKalervo Juntunen
Priority to FI960219UpriorityCriticalpatent/FI2968U1/fi
Publication of FIU960219U0publicationCriticalpatent/FIU960219U0/fi
Application grantedgrantedCritical
Publication of FI2968U1publicationCriticalpatent/FI2968U1/fi