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 SE8700260Aexternal-prioritypatent/SE457093B/sv
Application filed by Zetterbergs Ind AbfiledCriticalZetterbergs Ind Ab
Publication of NO884073LpublicationCriticalpatent/NO884073L/no
Publication of NO884073D0publicationCriticalpatent/NO884073D0/no
Publication of NO165035BpublicationCriticalpatent/NO165035B/no
Publication of NO165035CpublicationCriticalpatent/NO165035C/no