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Priority to JP1976133300UpriorityCriticalpatent/JPS5735625Y2/ja
Priority to US05/823,272prioritypatent/US4193385A/en
Publication of JPS5351519UpublicationCriticalpatent/JPS5351519U/ja
Application grantedgrantedCritical
Publication of JPS5735625Y2publicationCriticalpatent/JPS5735625Y2/ja