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 JP1986104283UpriorityCriticalpatent/JPH0539030Y2/ja
Priority to US07/036,451prioritypatent/US4785685A/en
Publication of JPS6311273UpublicationCriticalpatent/JPS6311273U/ja
Application grantedgrantedCritical
Publication of JPH0539030Y2publicationCriticalpatent/JPH0539030Y2/ja