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Priority to JP1976005491UpriorityCriticalpatent/JPS5717072Y2/ja
Priority to BR7608790Aprioritypatent/BR7608790A/pt
Publication of JPS5297318UpublicationCriticalpatent/JPS5297318U/ja
Application grantedgrantedCritical
Publication of JPS5717072Y2publicationCriticalpatent/JPS5717072Y2/ja