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Priority to JP4992974ApriorityCriticalpatent/JPS50141622A/ja
Priority to US05/571,054prioritypatent/US4048379A/en
Priority to FR7513266Aprioritypatent/FR2269573B1/fr
Priority to DE2519589Aprioritypatent/DE2519589C3/de
Priority to GB1858675Aprioritypatent/GB1483019A/en
Publication of JPS50141622ApublicationCriticalpatent/JPS50141622A/ja