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Priority to JP47009015ApriorityCriticalpatent/JPS5113653B2/ja
Priority to US324567Aprioritypatent/US3862794A/en
Priority to DE2303852Aprioritypatent/DE2303852C2/de
Publication of JPS4879625ApublicationCriticalpatent/JPS4879625A/ja
Publication of JPS5113653B2publicationCriticalpatent/JPS5113653B2/ja