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Priority to JP2996076ApriorityCriticalpatent/JPS52113747A/ja
Priority to US05/744,454prioritypatent/US4101300A/en
Priority to DE2653836Aprioritypatent/DE2653836B2/de
Publication of JPS52113747ApublicationCriticalpatent/JPS52113747A/ja
Publication of JPS5422522B2publicationCriticalpatent/JPS5422522B2/ja