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Priority to JP6886974ApriorityCriticalpatent/JPS5738891B2/ja
Priority to US05/580,698prioritypatent/US4006484A/en
Priority to DE2523871Aprioritypatent/DE2523871C3/de
Priority to GB2381975Aprioritypatent/GB1507391A/en
Publication of JPS50160037ApublicationCriticalpatent/JPS50160037A/ja
Publication of JPS5738891B2publicationCriticalpatent/JPS5738891B2/ja