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Priority to JP14453578ApriorityCriticalpatent/JPS5571742A/ja
Priority to US06/094,201prioritypatent/US4268640A/en
Priority to DE2947146Aprioritypatent/DE2947146C2/de
Publication of JPS5571742ApublicationCriticalpatent/JPS5571742A/ja
Publication of JPS5746464B2publicationCriticalpatent/JPS5746464B2/ja