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 Halvor ForbergfiledCriticalHalvor Forberg
Priority to NO882318ApriorityCriticalpatent/NO164517C/no
Publication of NO882318D0publicationCriticalpatent/NO882318D0/no
Publication of NO882318LpublicationCriticalpatent/NO882318L/no
Publication of NO164517BpublicationCriticalpatent/NO164517B/no
Publication of NO164517CpublicationCriticalpatent/NO164517C/no