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Priority to JP6573974ApriorityCriticalpatent/JPS5528596B2/ja
Priority to US05/636,720prioritypatent/US4053932A/en
Publication of JPS50158214ApublicationCriticalpatent/JPS50158214A/ja
Publication of JPS5528596B2publicationCriticalpatent/JPS5528596B2/ja