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 JP12965179UpriorityCriticalpatent/JPS5645580U/ja
Priority to DE19803007723prioritypatent/DE3007723A1/de
Priority to US06/125,904prioritypatent/US4328412A/en
Priority to FR8004740Aprioritypatent/FR2450144A1/fr
Publication of JPS5645580UpublicationCriticalpatent/JPS5645580U/ja