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Priority claimed from FI862034Aexternal-prioritypatent/FI76308C/en
Application filed by Outokumpu OyfiledCriticalOutokumpu Oy
Priority to FI870602ApriorityCriticalpatent/FI81323C/en
Publication of FI870602A0publicationCriticalpatent/FI870602A0/en
Publication of FI870602ApublicationCriticalpatent/FI870602A/en
Application grantedgrantedCritical
Publication of FI81323BpublicationCriticalpatent/FI81323B/en
Publication of FI81323CpublicationCriticalpatent/FI81323C/en