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 JP5273275UpriorityCriticalpatent/JPS5541420Y2/ja
Publication of JPS51133333UpublicationCriticalpatent/JPS51133333U/ja
Application grantedgrantedCritical
Publication of JPS5541420Y2publicationCriticalpatent/JPS5541420Y2/ja