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Application filed by Outokumpu OyfiledCriticalOutokumpu Oy
Priority to FI742652ApriorityCriticalpatent/FI52788C/fi
Priority to SE7509977Aprioritypatent/SE7509977L/xx
Priority to JP50109040Aprioritypatent/JPS5156278A/ja
Publication of FI265274A7publicationCriticalpatent/FI265274A7/fi
Application grantedgrantedCritical
Publication of FI52788BpublicationCriticalpatent/FI52788B/fi
Publication of FI52788CpublicationCriticalpatent/FI52788C/fi