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 JP3378075ApriorityCriticalpatent/JPS51109815A/ja
Publication of JPS51109815ApublicationCriticalpatent/JPS51109815A/ja
Publication of JPS5719487B2publicationCriticalpatent/JPS5719487B2/ja