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Priority to JP735180UpriorityCriticalpatent/JPS6010622Y2/ja
Priority to GB8101737Aprioritypatent/GB2068626B/en
Publication of JPS56109800UpublicationCriticalpatent/JPS56109800U/ja
Application grantedgrantedCritical
Publication of JPS6010622Y2publicationCriticalpatent/JPS6010622Y2/ja