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Priority to JP9778276UpriorityCriticalpatent/JPS5635658Y2/ja
Priority to ES460127Aprioritypatent/ES460127A1/es
Priority to IT2473377Aprioritypatent/IT1115488B/it
Publication of JPS5315978UpublicationCriticalpatent/JPS5315978U/ja
Application grantedgrantedCritical
Publication of JPS5635658Y2publicationCriticalpatent/JPS5635658Y2/ja