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 JP4736875UpriorityCriticalpatent/JPS5442872Y2/ja
Publication of JPS51129690UpublicationCriticalpatent/JPS51129690U/ja
Application grantedgrantedCritical
Publication of JPS5442872Y2publicationCriticalpatent/JPS5442872Y2/ja