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Application filed by Pertti Kalevi HarviafiledCriticalPertti Kalevi Harvia
Priority to FI930258UpriorityCriticalpatent/FI954U1/fi
Publication of FIU930258U0publicationCriticalpatent/FIU930258U0/fi
Application grantedgrantedCritical
Publication of FI954U1publicationCriticalpatent/FI954U1/fi