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 JP1974134808UpriorityCriticalpatent/JPS558408Y2/ja
Publication of JPS5159831UpublicationCriticalpatent/JPS5159831U/ja
Application grantedgrantedCritical
Publication of JPS558408Y2publicationCriticalpatent/JPS558408Y2/ja