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 JP14203187UpriorityCriticalpatent/JPS6447571U/ja
Priority to US07/236,850prioritypatent/US4958099A/en
Publication of JPS6447571UpublicationCriticalpatent/JPS6447571U/ja
