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 JP11886172ApriorityCriticalpatent/JPS5418531B2/ja
Publication of JPS49132921ApublicationCriticalpatent/JPS49132921A/ja
Publication of JPS5418531B2publicationCriticalpatent/JPS5418531B2/ja