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 Valmet OyfiledCriticalValmet Oy
Priority to FI890449ApriorityCriticalpatent/FI84217C/en
Publication of FI890449A0publicationCriticalpatent/FI890449A0/en
Publication of FI890449ApublicationCriticalpatent/FI890449A/en
Publication of FI84217BpublicationCriticalpatent/FI84217B/en
Application grantedgrantedCritical
Publication of FI84217CpublicationCriticalpatent/FI84217C/en