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 JP1989054324UpriorityCriticalpatent/JPH0720996Y2/ja
Publication of JPH02145862UpublicationCriticalpatent/JPH02145862U/ja
Application grantedgrantedCritical
Publication of JPH0720996Y2publicationCriticalpatent/JPH0720996Y2/ja