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Priority to JP1984141825UpriorityCriticalpatent/JPS6155742U/ja
Priority to US06/754,394prioritypatent/US4751741A/en
Priority to GB08517630Aprioritypatent/GB2162982B/en
Priority to DE19853525921prioritypatent/DE3525921A1/de
Publication of JPS6155742UpublicationCriticalpatent/JPS6155742U/ja