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Priority claimed from FI853293Aexternal-prioritypatent/FI73765C/fi
Application filed by Tampella Oy AbfiledCriticalTampella Oy Ab
Priority to FI901334ApriorityCriticalpatent/FI83343C/fi
Publication of FI901334A0publicationCriticalpatent/FI901334A0/fi
Publication of FI83343BpublicationCriticalpatent/FI83343B/fi
Application grantedgrantedCritical
Publication of FI83343CpublicationCriticalpatent/FI83343C/fi