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 SE8603174Aexternal-prioritypatent/SE458555B/sv
Application filed by Atte HeikkilaefiledCriticalAtte Heikkilae
Publication of NO881219LpublicationCriticalpatent/NO881219L/no
Publication of NO881219D0publicationCriticalpatent/NO881219D0/no