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 JP9117981UpriorityCriticalpatent/JPS6243462Y2/ja
Publication of JPS57202829UpublicationCriticalpatent/JPS57202829U/ja
Application grantedgrantedCritical
Publication of JPS6243462Y2publicationCriticalpatent/JPS6243462Y2/ja