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 Foerenade FabriksverkenfiledCriticalFoerenade Fabriksverken
Priority to FI70672ApriorityCriticalpatent/FI50840C/fi
Application grantedgrantedCritical
Publication of FI50840BpublicationCriticalpatent/FI50840B/fi
Publication of FI50840CpublicationCriticalpatent/FI50840C/fi