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Priority to JP1978120132UpriorityCriticalpatent/JPS6223627Y2/ja
Priority to US06/010,383prioritypatent/US4264089A/en
Publication of JPS5536065UpublicationCriticalpatent/JPS5536065U/ja
Application grantedgrantedCritical
Publication of JPS6223627Y2publicationCriticalpatent/JPS6223627Y2/ja