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Priority to JP1994572ApriorityCriticalpatent/JPS5528896B2/ja
Priority to GB841173Aprioritypatent/GB1402363A/en
Publication of JPS4887266ApublicationCriticalpatent/JPS4887266A/ja
Publication of JPS5528896B2publicationCriticalpatent/JPS5528896B2/ja
