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Priority to JP12045972ApriorityCriticalpatent/JPS4979241A/ja
Priority to GB5576273Aprioritypatent/GB1425073A/en
Priority to DE2359821Aprioritypatent/DE2359821A1/de
Priority to US421182Aprioritypatent/US3901704A/en
Publication of JPS4979241ApublicationCriticalpatent/JPS4979241A/ja