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Priority to JP5451878UpriorityCriticalpatent/JPS6119600Y2/ja
Priority to US06/001,826prioritypatent/US4281225A/en
Priority to GB7901120Aprioritypatent/GB2016240B/en
Priority to DE2901714Aprioritypatent/DE2901714C2/de
Publication of JPS54157004UpublicationCriticalpatent/JPS54157004U/ja
Application grantedgrantedCritical
Publication of JPS6119600Y2publicationCriticalpatent/JPS6119600Y2/ja