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 JP8338772UpriorityCriticalpatent/JPS566409Y2/ja
Publication of JPS4941300UpublicationCriticalpatent/JPS4941300U/ja
Application grantedgrantedCritical
Publication of JPS566409Y2publicationCriticalpatent/JPS566409Y2/ja