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 JP12019073ApriorityCriticalpatent/JPS518971B2/ja
Publication of JPS5070414ApublicationCriticalpatent/JPS5070414A/ja
Publication of JPS518971B2publicationCriticalpatent/JPS518971B2/ja