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 JP1987141342UpriorityCriticalpatent/JP2543047Y2/ja
Publication of JPS6447548UpublicationCriticalpatent/JPS6447548U/ja
Application grantedgrantedCritical
Publication of JP2543047Y2publicationCriticalpatent/JP2543047Y2/ja