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 Jan Erik Roll NfiledCriticalJan Erik Roll N
Priority to SE8902910ApriorityCriticalpatent/SE8902910D0/sv
Publication of SE8902910D0publicationCriticalpatent/SE8902910D0/sv