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 JP1089572UpriorityCriticalpatent/JPS5315621Y2/ja
Publication of JPS4887757UpublicationCriticalpatent/JPS4887757U/ja
Application grantedgrantedCritical
Publication of JPS5315621Y2publicationCriticalpatent/JPS5315621Y2/ja