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Priority to JP1980005259UpriorityCriticalpatent/JPS5822755Y2/ja
Priority to GB8033534Aprioritypatent/GB2068735B/en
Priority to US06/200,017prioritypatent/US4344436A/en
Publication of JPS56106745UpublicationCriticalpatent/JPS56106745U/ja
Application grantedgrantedCritical
Publication of JPS5822755Y2publicationCriticalpatent/JPS5822755Y2/ja