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Priority to JP10349875ApriorityCriticalpatent/JPS5228228A/ja
Priority to US05/717,377prioritypatent/US4101971A/en
Priority to DE19762638756prioritypatent/DE2638756A1/de
Publication of JPS5228228ApublicationCriticalpatent/JPS5228228A/ja
Publication of JPS5528154B2publicationCriticalpatent/JPS5528154B2/ja