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Priority to JP48040193ApriorityCriticalpatent/JPS49126563A/ja
Priority to BE139420Aprioritypatent/BE809279A/xx
Priority to FR7400251Aprioritypatent/FR2224195B1/fr
Priority to GB38074Aprioritypatent/GB1456551A/en
Priority to DE2400345Aprioritypatent/DE2400345C3/de
Priority to US05/431,158prioritypatent/US3959441A/en
Publication of JPS49126563ApublicationCriticalpatent/JPS49126563A/ja