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Priority to JP8354985UpriorityCriticalpatent/JPS61199811U/ja
Priority to US06/866,313prioritypatent/US4707569A/en
Priority to EP86304010Aprioritypatent/EP0204489B1/en
Priority to DE8686304010Tprioritypatent/DE3688379T2/de
Publication of JPS61199811UpublicationCriticalpatent/JPS61199811U/ja