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 JP12146275UpriorityCriticalpatent/JPS5619499Y2/ja
Publication of JPS5234221UpublicationCriticalpatent/JPS5234221U/ja
Application grantedgrantedCritical
Publication of JPS5619499Y2publicationCriticalpatent/JPS5619499Y2/ja