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Application filed by Tor ForsmanfiledCriticalTor Forsman
Priority to NO891387ApriorityCriticalpatent/NO166989C/en
Publication of NO891387D0publicationCriticalpatent/NO891387D0/en
Publication of NO891387LpublicationCriticalpatent/NO891387L/en
Publication of NO166989BpublicationCriticalpatent/NO166989B/en
Publication of NO166989CpublicationCriticalpatent/NO166989C/en