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Priority to JP11117688UpriorityCriticalpatent/JPH0233324U/ja
Priority to US07/365,552prioritypatent/US4966033A/en
Priority to EP89306063Aprioritypatent/EP0347218B1/en
Priority to DE68927076Tprioritypatent/DE68927076T2/de
Publication of JPH0233324UpublicationCriticalpatent/JPH0233324U/ja