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Priority to JP6565570ApriorityCriticalpatent/JPS4913588B1/ja
Priority to US157862Aprioritypatent/US3687539A/en
Priority to DE19712132203prioritypatent/DE2132203C3/de
Priority to FR7123903Aprioritypatent/FR2100074A5/fr
Publication of JPS4913588B1publicationCriticalpatent/JPS4913588B1/ja