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 JP50096225ApriorityCriticalpatent/JPS5220030A/ja
Publication of JPS5220030ApublicationCriticalpatent/JPS5220030A/ja
Publication of JPS5513349B2publicationCriticalpatent/JPS5513349B2/ja