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 Gosta NordinfiledCriticalGosta Nordin
Priority to SE7409119ApriorityCriticalpatent/SE385460B/en
Publication of SE7409119LpublicationCriticalpatent/SE7409119L/en
Publication of SE385460BpublicationCriticalpatent/SE385460B/en