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Priority to JP20181584UpriorityCriticalpatent/JPS61109830U/ja
Priority to US06/780,316prioritypatent/US4671136A/en
Priority to EP85306877Aprioritypatent/EP0177286B1/en
Priority to DE8585306877Tprioritypatent/DE3567414D1/de
Publication of JPS61109830UpublicationCriticalpatent/JPS61109830U/ja