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 JP2441682UpriorityCriticalpatent/JPS58126830U/ja
Priority to US06/467,935prioritypatent/US4476171A/en
Priority to GB08304898Aprioritypatent/GB2123352B/en
Publication of JPS58126830UpublicationCriticalpatent/JPS58126830U/ja
Application grantedgrantedCritical
Publication of JPS6314853Y2publicationCriticalpatent/JPS6314853Y2/ja