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Priority to JP6130373ApriorityCriticalpatent/JPS5222539B2/ja
Priority to DE19742425631prioritypatent/DE2425631B2/de
Priority to US05/474,347prioritypatent/US3947892A/en
Publication of JPS5013020ApublicationCriticalpatent/JPS5013020A/ja
Publication of JPS5222539B2publicationCriticalpatent/JPS5222539B2/ja