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 JP14812282UpriorityCriticalpatent/JPS5952237U/ja
Priority to US06/517,203prioritypatent/US4530424A/en
Priority to GB08321494Aprioritypatent/GB2130317B/en
Publication of JPS5952237UpublicationCriticalpatent/JPS5952237U/ja
Application grantedgrantedCritical
Publication of JPS6325396Y2publicationCriticalpatent/JPS6325396Y2/ja
