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 JP1974090204UpriorityCriticalpatent/JPS5533816Y2/ja
Publication of JPS5117709UpublicationCriticalpatent/JPS5117709U/ja
Application grantedgrantedCritical
Publication of JPS5533816Y2publicationCriticalpatent/JPS5533816Y2/ja