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
Application filed by Outokumpu OyfiledCriticalOutokumpu Oy
Priority to FI751551ApriorityCriticalpatent/FI52152C/fi
Publication of FI751551A7publicationCriticalpatent/FI751551A7/fi
Application grantedgrantedCritical
Publication of FI52152BpublicationCriticalpatent/FI52152B/fi
Publication of FI52152CpublicationCriticalpatent/FI52152C/fi