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Priority claimed from SE8701932Aexternal-prioritypatent/SE461229B/en
Application filed by Maehler & SoenerfiledCriticalMaehler & Soener
Publication of NO890105LpublicationCriticalpatent/NO890105L/en
Publication of NO890105D0publicationCriticalpatent/NO890105D0/en
Publication of NO163872BpublicationCriticalpatent/NO163872B/en
Publication of NO163872CpublicationCriticalpatent/NO163872C/en