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 JP15981876ApriorityCriticalpatent/JPS5384456A/ja
Publication of JPS5384456ApublicationCriticalpatent/JPS5384456A/ja
Publication of JPS5740617B2publicationCriticalpatent/JPS5740617B2/ja