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Priority to JP47014175ApriorityCriticalpatent/JPS5127383B2/ja
Priority to CA162,488Aprioritypatent/CA1027997A/en
Priority to GB600673Aprioritypatent/GB1371002A/en
Priority to DE19732306440prioritypatent/DE2306440C3/de
Publication of JPS4884644ApublicationCriticalpatent/JPS4884644A/ja
Priority to US05/568,310prioritypatent/US4013871A/en
Publication of JPS5127383B2publicationCriticalpatent/JPS5127383B2/ja