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 JP1981070338UpriorityCriticalpatent/JPH0120326Y2/ja
Publication of JPS57184807UpublicationCriticalpatent/JPS57184807U/ja
Application grantedgrantedCritical
Publication of JPH0120326Y2publicationCriticalpatent/JPH0120326Y2/ja