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Priority to JP1985006976UpriorityCriticalpatent/JPH0415841Y2/ja
Priority to ES1986291828Uprioritypatent/ES291828Y/es
Publication of JPS61123102UpublicationCriticalpatent/JPS61123102U/ja
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Publication of JPH0415841Y2publicationCriticalpatent/JPH0415841Y2/ja