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 JP17675979UpriorityCriticalpatent/JPS611597Y2/ja
Priority to DE8080303470Tprioritypatent/DE3070069D1/de
Priority to EP80303470Aprioritypatent/EP0027337B1/en
Priority to US06/192,804prioritypatent/US4459679A/en
Publication of JPS5693899UpublicationCriticalpatent/JPS5693899U/ja
Application grantedgrantedCritical
Publication of JPS611597Y2publicationCriticalpatent/JPS611597Y2/ja