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 JP8484087UpriorityCriticalpatent/JPS63195619U/ja
Priority to US07/200,052prioritypatent/US4922477A/en
Publication of JPS63195619UpublicationCriticalpatent/JPS63195619U/ja
