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Priority to JP1883074ApriorityCriticalpatent/JPS5328138B2/ja
Priority to US05/549,762prioritypatent/US3994790A/en
Priority to DE2506378Aprioritypatent/DE2506378C2/de
Priority to FR7504711Aprioritypatent/FR2261043B1/fr
Publication of JPS50148274ApublicationCriticalpatent/JPS50148274A/ja
Publication of JPS5328138B2publicationCriticalpatent/JPS5328138B2/ja