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Priority to JP3886890UpriorityCriticalpatent/JPH03129436U/ja
Priority to US07/683,536prioritypatent/US5150944A/en
Priority to EP19910303214prioritypatent/EP0452129B1/en
Priority to DE1991606563prioritypatent/DE69106563T2/de
Publication of JPH03129436UpublicationCriticalpatent/JPH03129436U/ja