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Priority claimed from JP1980167532Uexternal-prioritypatent/JPS6128295Y2/ja
Priority claimed from JP1981119403Uexternal-prioritypatent/JPS5826783U/en
Application filed by Nippon Victor Kabushiki KaishafiledCriticalNippon Victor Kabushiki Kaisha
Publication of MY8600131ApublicationCriticalpatent/MY8600131A/en