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 SE8505944Aexternal-prioritypatent/SE451095B/sv
Application filed by Ingvar HagloeffiledCriticalIngvar Hagloef
Application grantedgrantedCritical
Publication of ATE48188T1publicationCriticalpatent/ATE48188T1/de