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 JP1990072131UpriorityCriticalpatent/JP2521204Y2/ja
Publication of JPH0431810UpublicationCriticalpatent/JPH0431810U/ja
Application grantedgrantedCritical
Publication of JP2521204Y2publicationCriticalpatent/JP2521204Y2/ja
