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Priority to JP8707672ApriorityCriticalpatent/JPS5116955B2/ja
Priority to GB1135973Aprioritypatent/GB1407129A/en
Publication of JPS4942876ApublicationCriticalpatent/JPS4942876A/ja
Publication of JPS5116955B2publicationCriticalpatent/JPS5116955B2/ja