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 Roald H IsaksenfiledCriticalRoald H Isaksen
Priority to NO813736ApriorityCriticalpatent/NO149395C/no
Publication of NO813736LpublicationCriticalpatent/NO813736L/no
Publication of NO149395BpublicationCriticalpatent/NO149395B/no
Publication of NO149395CpublicationCriticalpatent/NO149395C/no