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Priority to JP1985003567UpriorityCriticalpatent/JPH035580Y2/ja
Priority to GB08513159Aprioritypatent/GB2161093B/en
Priority to IT8520911Aprioritypatent/IT1186706B/it
Publication of JPS61119958UpublicationCriticalpatent/JPS61119958U/ja
Application grantedgrantedCritical
Publication of JPH035580Y2publicationCriticalpatent/JPH035580Y2/ja