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 Royken Jernvarefabrikk A SfiledCriticalRoyken Jernvarefabrikk A S
Priority to NO740602ApriorityCriticalpatent/NO132576C/no
Priority to DE19752504304prioritypatent/DE2504304A1/de
Priority to CH159275Aprioritypatent/CH583574A5/xx
Priority to SE7501984Aprioritypatent/SE7501984L/xx
Publication of NO132576BpublicationCriticalpatent/NO132576B/no
Publication of NO132576CpublicationCriticalpatent/NO132576C/no