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 JP17319176UpriorityCriticalpatent/JPS577492Y2/ja
Publication of JPS5390292UpublicationCriticalpatent/JPS5390292U/ja
Application grantedgrantedCritical
Publication of JPS577492Y2publicationCriticalpatent/JPS577492Y2/ja