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Priority to JP2714680ApriorityCriticalpatent/JPS56122807A/ja
Priority to DE19803027885prioritypatent/DE3027885A1/de
Priority to GB8024252Aprioritypatent/GB2057468B/en
Publication of JPS56122807ApublicationCriticalpatent/JPS56122807A/ja
Publication of JPS6360043B2publicationCriticalpatent/JPS6360043B2/ja