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Priority to JP48090024ApriorityCriticalpatent/JPS5127598B2/ja
Priority to GB3552174Aprioritypatent/GB1482905A/en
Priority to DE19742438848prioritypatent/DE2438848A1/de
Publication of JPS5039550ApublicationCriticalpatent/JPS5039550A/ja
Publication of JPS5127598B2publicationCriticalpatent/JPS5127598B2/ja