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 JP1991006854UpriorityCriticalpatent/JP2549296Y2/ja
Publication of JPH0498855UpublicationCriticalpatent/JPH0498855U/ja
Application grantedgrantedCritical
Publication of JP2549296Y2publicationCriticalpatent/JP2549296Y2/ja