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 JP1987145661UpriorityCriticalpatent/JPH0433950Y2/ja
Publication of JPS6390439UpublicationCriticalpatent/JPS6390439U/ja
Application grantedgrantedCritical
Publication of JPH0433950Y2publicationCriticalpatent/JPH0433950Y2/ja