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Priority to JP11229875ApriorityCriticalpatent/JPS5236187A/ja
Priority to US05/722,671prioritypatent/US4087411A/en
Priority to DE2641705Aprioritypatent/DE2641705C2/de
Publication of JPS5236187ApublicationCriticalpatent/JPS5236187A/ja
Publication of JPS5550485B2publicationCriticalpatent/JPS5550485B2/ja