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 JP1973102398UpriorityCriticalpatent/JPS5425872Y2/ja
Publication of JPS5049247UpublicationCriticalpatent/JPS5049247U/ja
Application grantedgrantedCritical
Publication of JPS5425872Y2publicationCriticalpatent/JPS5425872Y2/ja