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Priority to JP15101485UpriorityCriticalpatent/JPH03884Y2/ja
Priority to GB8623681Aprioritypatent/GB2181311B/en
Priority to KR1019860008250Aprioritypatent/KR890003277B1/ko
Publication of JPS6258503UpublicationCriticalpatent/JPS6258503U/ja
Application grantedgrantedCritical
Publication of JPH03884Y2publicationCriticalpatent/JPH03884Y2/ja