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Priority to JP6923972ApriorityCriticalpatent/JPS517930B2/ja
Priority to US00376316Aprioritypatent/US3857449A/en
Priority to DE19732335094prioritypatent/DE2335094A1/de
Priority to FR7325474Aprioritypatent/FR2192215B3/fr
Publication of JPS4927018ApublicationCriticalpatent/JPS4927018A/ja
Publication of JPS517930B2publicationCriticalpatent/JPS517930B2/ja