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Priority claimed from SE8801738Aexternal-prioritypatent/SE467605B/en
Application filed by Jan Lofquist, John Byers, Boel Lanne, Fredrik SchlyterfiledCriticalJan Lofquist
Publication of NO900072D0publicationCriticalpatent/NO900072D0/en
Publication of NO900072LpublicationCriticalpatent/NO900072L/en
Publication of NO174081BpublicationCriticalpatent/NO174081B/en
Publication of NO174081CpublicationCriticalpatent/NO174081C/en