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Priority claimed from US06/916,342external-prioritypatent/US4784642A/en
Priority claimed from US06/916,343external-prioritypatent/US4756501A/en
Priority claimed from NO874190Aexternal-prioritypatent/NO172213C/en
Publication of NO894003LpublicationCriticalpatent/NO894003L/en
Application filed by Pfizer Hospital ProdfiledCriticalPfizer Hospital Prod
Priority to NO894003ApriorityCriticalpatent/NO894003D0/en
Publication of NO894003D0publicationCriticalpatent/NO894003D0/en