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Priority to JP10149689UpriorityCriticalpatent/JPH0388015U/ja
Priority to DE1990608796prioritypatent/DE69008796T2/de
Priority to EP19900116419prioritypatent/EP0415333B1/en
Publication of JPH0388015UpublicationCriticalpatent/JPH0388015U/ja
Priority to US07/953,324prioritypatent/US5245887A/en