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Priority to JP14251888UpriorityCriticalpatent/JPH0262813U/ja
Priority to US07/427,587prioritypatent/US5113195A/en
Priority to DE68920277Tprioritypatent/DE68920277T2/de
Priority to EP89120192Aprioritypatent/EP0367225B1/en
Publication of JPH0262813UpublicationCriticalpatent/JPH0262813U/ja