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Priority to JP1264187UpriorityCriticalpatent/JPS63121538U/ja
Priority to US07/085,016prioritypatent/US4779531A/en
Priority to DE8787307606Tprioritypatent/DE3777622D1/de
Priority to EP87307606Aprioritypatent/EP0276537B1/en
Publication of JPS63121538UpublicationCriticalpatent/JPS63121538U/ja