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 JP7868677UpriorityCriticalpatent/JPS5537671Y2/ja
Publication of JPS546235UpublicationCriticalpatent/JPS546235U/ja
Application grantedgrantedCritical
Publication of JPS5537671Y2publicationCriticalpatent/JPS5537671Y2/ja