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Priority to JP47000596ApriorityCriticalpatent/JPS5145970B2/ja
Priority to CA158,474Aprioritypatent/CA1001299A/en
Priority to US00311377Aprioritypatent/US3826447A/en
Publication of JPS4871610ApublicationCriticalpatent/JPS4871610A/ja
Publication of JPS5145970B2publicationCriticalpatent/JPS5145970B2/ja