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Priority claimed from FI960776Aexternal-prioritypatent/FI106019B/fi
Application filed by Bierkuehl OyfiledCriticalBierkuehl Oy
Priority to FI960587UpriorityCriticalpatent/FI2813U1/fi
Publication of FIU960587U0publicationCriticalpatent/FIU960587U0/fi
Application grantedgrantedCritical
Publication of FI2813U1publicationCriticalpatent/FI2813U1/fi