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
Priority claimed from SE8503830Aexternal-prioritypatent/SE453822B/en
Application filed by Plm AbfiledCriticalPlm Ab
Publication of NO871386D0publicationCriticalpatent/NO871386D0/en
Publication of NO871386LpublicationCriticalpatent/NO871386L/en
Publication of NO164527BpublicationCriticalpatent/NO164527B/en
Publication of NO164527CpublicationCriticalpatent/NO164527C/en