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Priority to JP16826782UpriorityCriticalpatent/JPS5974575U/ja
Priority to EP83107645Aprioritypatent/EP0101011B1/en
Priority to DE8383107645Tprioritypatent/DE3378389D1/de
Publication of JPS5974575UpublicationCriticalpatent/JPS5974575U/ja
Priority to US06/914,583prioritypatent/US4742419A/en
Application grantedgrantedCritical
Publication of JPH0320946Y2publicationCriticalpatent/JPH0320946Y2/ja