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Priority to JP9549972ApriorityCriticalpatent/JPS5222006B2/ja
Priority to GB4400973Aprioritypatent/GB1391863A/en
Priority to DE19732347680prioritypatent/DE2347680C3/de
Priority to FR7334119Aprioritypatent/FR2200302B1/fr
Publication of JPS4953239ApublicationCriticalpatent/JPS4953239A/ja
Publication of JPS5222006B2publicationCriticalpatent/JPS5222006B2/ja