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Priority to JP5038972ApriorityCriticalpatent/JPS535013B2/ja
Priority to US361802Aprioritypatent/US3865973A/en
Priority to DE19732326319prioritypatent/DE2326319C3/de
Publication of JPS4917130ApublicationCriticalpatent/JPS4917130A/ja
Publication of JPS535013B2publicationCriticalpatent/JPS535013B2/ja