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 JP8597887UpriorityCriticalpatent/JPH0448309Y2/ja
Priority to US07/160,383prioritypatent/US4858272A/en
Publication of JPS63195088UpublicationCriticalpatent/JPS63195088U/ja
Application grantedgrantedCritical
Publication of JPH0448309Y2publicationCriticalpatent/JPH0448309Y2/ja