Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP9778576ApriorityCriticalpatent/JPS5290572A/ja
Publication of JPS5290572ApublicationCriticalpatent/JPS5290572A/ja
Publication of JPS538740B2publicationCriticalpatent/JPS538740B2/ja