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 JP12604373UpriorityCriticalpatent/JPS537023Y2/ja
Publication of JPS5070780UpublicationCriticalpatent/JPS5070780U/ja
Application grantedgrantedCritical
Publication of JPS537023Y2publicationCriticalpatent/JPS537023Y2/ja