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Priority to JP19728287UpriorityCriticalpatent/JPH0428861Y2/ja
Priority to GB8829745Aprioritypatent/GB2217189B/en
Priority to DE19883843591prioritypatent/DE3843591A1/de
Publication of JPH01102058UpublicationCriticalpatent/JPH01102058U/ja
Application grantedgrantedCritical
Publication of JPH0428861Y2publicationCriticalpatent/JPH0428861Y2/ja
