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 Ivar StenbrofiledCriticalIvar Stenbro
Priority to NO820317ApriorityCriticalpatent/NO149747C/no
Publication of NO820317LpublicationCriticalpatent/NO820317L/no
Publication of NO149747BpublicationCriticalpatent/NO149747B/no
Publication of NO149747CpublicationCriticalpatent/NO149747C/no