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Priority to JP13342676ApriorityCriticalpatent/JPS5373661A/ja
Priority to ZA00776524Aprioritypatent/ZA776524B/xx
Priority to BR7707434Aprioritypatent/BR7707434A/pt
Publication of JPS5373661ApublicationCriticalpatent/JPS5373661A/ja
Publication of JPS5528744B2publicationCriticalpatent/JPS5528744B2/ja