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 JP6968175ApriorityCriticalpatent/JPS51146774A/ja
Publication of JPS51146774ApublicationCriticalpatent/JPS51146774A/ja
Publication of JPS5235950B2publicationCriticalpatent/JPS5235950B2/ja
