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 JP12930380UpriorityCriticalpatent/JPS596304Y2/ja
Publication of JPS5753174UpublicationCriticalpatent/JPS5753174U/ja
Application grantedgrantedCritical
Publication of JPS596304Y2publicationCriticalpatent/JPS596304Y2/ja