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Application filedfiledCritical
Priority to JP1981075094UpriorityCriticalpatent/JPS6226206Y2/ja
Priority to US06/325,054prioritypatent/US4597815A/en
Priority to DE8181109938Tprioritypatent/DE3176204D1/de
Priority to EP19810109938prioritypatent/EP0055395B1/en
Priority to EP85113888Aprioritypatent/EP0185895A3/en
Publication of JPS57187741UpublicationCriticalpatent/JPS57187741U/ja
Application grantedgrantedCritical
Publication of JPS6226206Y2publicationCriticalpatent/JPS6226206Y2/ja