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Priority to JP47037451ApriorityCriticalpatent/JPS5214962B2/ja
Priority to GB3699672Aprioritypatent/GB1410771A/en
Priority to GB1706275Aprioritypatent/GB1410772A/en
Priority to DE19722239701prioritypatent/DE2239701B2/de
Publication of JPS491201ApublicationCriticalpatent/JPS491201A/ja
Publication of JPS5214962B2publicationCriticalpatent/JPS5214962B2/ja