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 JP6637381UpriorityCriticalpatent/JPS6111155Y2/ja
Priority to DE19823217205prioritypatent/DE3217205A1/de
Priority to US06/376,033prioritypatent/US4504916A/en
Priority to GB08213457Aprioritypatent/GB2102391B/en
Publication of JPS57181746UpublicationCriticalpatent/JPS57181746U/ja
Application grantedgrantedCritical
Publication of JPS6111155Y2publicationCriticalpatent/JPS6111155Y2/ja