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 JP4003775ApriorityCriticalpatent/JPS51114320A/ja
Publication of JPS51114320ApublicationCriticalpatent/JPS51114320A/ja
Publication of JPS5436969B2publicationCriticalpatent/JPS5436969B2/ja