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 filedfiledCritical
Publication of SE7503556LpublicationCriticalpatent/SE7503556L/sv
Publication of SE417890BpublicationCriticalpatent/SE417890B/xx