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Priority to JP5028974ApriorityCriticalpatent/JPS569840B2/ja
Priority to DE2445123Aprioritypatent/DE2445123C3/de
Priority to GB41570/74Aprioritypatent/GB1487748A/en
Priority to US05/509,339prioritypatent/US3947637A/en
Publication of JPS50143502ApublicationCriticalpatent/JPS50143502A/ja
Publication of JPS569840B2publicationCriticalpatent/JPS569840B2/ja