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Priority claimed from PCT/EP1990/002082external-prioritypatent/WO1991009693A1/en
Application filed by Spiro Maschinen AgfiledCriticalSpiro Maschinen Ag
Publication of NO913099D0publicationCriticalpatent/NO913099D0/en
Publication of NO913099LpublicationCriticalpatent/NO913099L/en