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Filing date
Publication date
Priority claimed from SE8701511Aexternal-prioritypatent/SE461360B/sv
Priority claimed from PCT/SE1988/000171external-prioritypatent/WO1988008186A1/en
Application filed by Ahlberg & Co AbfiledCriticalAhlberg & Co Ab
Publication of NO885509LpublicationCriticalpatent/NO885509L/no
Publication of NO885509D0publicationCriticalpatent/NO885509D0/no