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 NO762981ApriorityCriticalpatent/NO139619C/en
Publication of NO762981LpublicationCriticalpatent/NO762981L/en
Publication of NO139619BpublicationCriticalpatent/NO139619B/en
Publication of NO139619CpublicationCriticalpatent/NO139619C/en