Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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
Publication of FI81323BpublicationCriticalpatent/FI81323B/en
Application grantedgrantedCritical
Publication of FI81323CpublicationCriticalpatent/FI81323C/en