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 JP1984154319UpriorityCriticalpatent/JPH0444859Y2/ja
Priority to US06/782,285prioritypatent/US4643653A/en
Publication of JPS6170582UpublicationCriticalpatent/JPS6170582U/ja
Application grantedgrantedCritical
Publication of JPH0444859Y2publicationCriticalpatent/JPH0444859Y2/ja