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 JP3259987UpriorityCriticalpatent/JPH0535346Y2/ja
Priority to US07/121,138prioritypatent/US4785434A/en
Priority to GB8726942Aprioritypatent/GB2198557B/en
Publication of JPS63141480UpublicationCriticalpatent/JPS63141480U/ja
Application grantedgrantedCritical
Publication of JPH0535346Y2publicationCriticalpatent/JPH0535346Y2/ja
