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Priority to JP1987163208UpriorityCriticalpatent/JPH0167152U/ja
Priority to EP88117934Aprioritypatent/EP0314135B1/en
Priority to US07/263,313prioritypatent/US4919526A/en
Priority to DE88117934Tprioritypatent/DE3882896T2/de
Publication of JPH0167152UpublicationCriticalpatent/JPH0167152U/ja