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Priority to JP6401289UpriorityCriticalpatent/JPH02104830U/ja
Priority to EP89113902Aprioritypatent/EP0366876B1/en
Priority to DE8989113902Tprioritypatent/DE68906508T2/de
Priority to AT89113902Tprioritypatent/ATE89187T1/de
Publication of JPH02104830UpublicationCriticalpatent/JPH02104830U/ja