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 JP4257273ApriorityCriticalpatent/JPS561497B2/ja
Publication of JPS49127060ApublicationCriticalpatent/JPS49127060A/ja
Publication of JPS561497B2publicationCriticalpatent/JPS561497B2/ja