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 JP9941875UpriorityCriticalpatent/JPS552451Y2/ja
Publication of JPS5213834UpublicationCriticalpatent/JPS5213834U/ja
Application grantedgrantedCritical
Publication of JPS552451Y2publicationCriticalpatent/JPS552451Y2/ja