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 JP1985189230UpriorityCriticalpatent/JPS6298348U/ja
Priority to US06/933,925prioritypatent/US4864632A/en
Publication of JPS6298348UpublicationCriticalpatent/JPS6298348U/ja