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Priority to JP4592673ApriorityCriticalpatent/JPS5625702B2/ja
Priority to GB1778074Aprioritypatent/GB1473231A/en
Priority to US05/463,266prioritypatent/US3965466A/en
Priority to DE2419568Aprioritypatent/DE2419568C3/de
Publication of JPS49131752ApublicationCriticalpatent/JPS49131752A/ja
Publication of JPS5625702B2publicationCriticalpatent/JPS5625702B2/ja