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Priority to JP3734173ApriorityCriticalpatent/JPS5551077B2/ja
Priority to GB1268674Aprioritypatent/GB1428873A/en
Priority to DE2414251Aprioritypatent/DE2414251C3/de
Priority to IT20872/74Aprioritypatent/IT1007756B/it
Publication of JPS49124159ApublicationCriticalpatent/JPS49124159A/ja
Publication of JPS5551077B2publicationCriticalpatent/JPS5551077B2/ja