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 JP12882886UpriorityCriticalpatent/JPH0416895Y2/ja
Priority to US07/015,883prioritypatent/US4769600A/en
Publication of JPS6335917UpublicationCriticalpatent/JPS6335917U/ja
Application grantedgrantedCritical
Publication of JPH0416895Y2publicationCriticalpatent/JPH0416895Y2/ja
