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 JP1990091840UpriorityCriticalpatent/JP2532253Y2/ja
Publication of JPH0449255UpublicationCriticalpatent/JPH0449255U/ja
Application grantedgrantedCritical
Publication of JP2532253Y2publicationCriticalpatent/JP2532253Y2/ja