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Priority to JP48015014ApriorityCriticalpatent/JPS49105529A/ja
Priority to FR7403816Aprioritypatent/FR2216598B1/fr
Priority to DE19742405705prioritypatent/DE2405705C3/de
Publication of JPS49105529ApublicationCriticalpatent/JPS49105529A/ja
Priority to US05/678,033prioritypatent/US4074292A/en