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 JP8639981UpriorityCriticalpatent/JPH018328Y2/ja
Publication of JPS57199430UpublicationCriticalpatent/JPS57199430U/ja
Application grantedgrantedCritical
Publication of JPH018328Y2publicationCriticalpatent/JPH018328Y2/ja