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 JP14902980UpriorityCriticalpatent/JPS617395Y2/ja
Publication of JPS5770534UpublicationCriticalpatent/JPS5770534U/ja
Application grantedgrantedCritical
Publication of JPS617395Y2publicationCriticalpatent/JPS617395Y2/ja