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Priority to JP5329573ApriorityCriticalpatent/JPS5634881B2/ja
Priority to US05/467,578prioritypatent/US4016471A/en
Priority to DE2422878Aprioritypatent/DE2422878C2/de
Publication of JPS501280ApublicationCriticalpatent/JPS501280A/ja
Publication of JPS5634881B2publicationCriticalpatent/JPS5634881B2/ja