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Priority to JP6087872ApriorityCriticalpatent/JPS5540625B2/ja
Priority to GB2860773Aprioritypatent/GB1404544A/en
Priority to DE2330564Aprioritypatent/DE2330564A1/de
Publication of JPS4920245ApublicationCriticalpatent/JPS4920245A/ja
Publication of JPS5540625B2publicationCriticalpatent/JPS5540625B2/ja