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Priority to JP6279474ApriorityCriticalpatent/JPS5436698B2/ja
Priority to US05/576,745prioritypatent/US4016236A/en
Publication of JPS50160517ApublicationCriticalpatent/JPS50160517A/ja
Publication of JPS5436698B2publicationCriticalpatent/JPS5436698B2/ja