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 JP4430573ApriorityCriticalpatent/JPS533939B2/ja
Publication of JPS49131174ApublicationCriticalpatent/JPS49131174A/ja
Publication of JPS533939B2publicationCriticalpatent/JPS533939B2/ja