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Priority to JP1977149267UpriorityCriticalpatent/JPS5513159Y2/ja
Priority to US05/958,405prioritypatent/US4286819A/en
Priority to DE19782848268prioritypatent/DE2848268A1/de
Priority to FR7831410Aprioritypatent/FR2407837A1/fr
Priority to GB7883473Aprioritypatent/GB2007496B/en
Publication of JPS5474419UpublicationCriticalpatent/JPS5474419U/ja
Application grantedgrantedCritical
Publication of JPS5513159Y2publicationCriticalpatent/JPS5513159Y2/ja