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 JP3270481UpriorityCriticalpatent/JPS6341663Y2/ja
Priority to EP82101879Aprioritypatent/EP0060497B1/en
Priority to DE8282101879Tprioritypatent/DE3266609D1/de
Priority to US06/357,082prioritypatent/US4428547A/en
Publication of JPS57149581UpublicationCriticalpatent/JPS57149581U/ja
Application grantedgrantedCritical
Publication of JPS6341663Y2publicationCriticalpatent/JPS6341663Y2/ja