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Priority to JP2217280UpriorityCriticalpatent/JPS6126946Y2/ja
Priority to US06/235,383prioritypatent/US4453833A/en
Priority to GB8105284Aprioritypatent/GB2071365B/en
Publication of JPS56124885UpublicationCriticalpatent/JPS56124885U/ja
Application grantedgrantedCritical
Publication of JPS6126946Y2publicationCriticalpatent/JPS6126946Y2/ja