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Priority to JP12358670ApriorityCriticalpatent/JPS4948141B1/ja
Priority to US00148014Aprioritypatent/US3787879A/en
Priority to DE19712148282prioritypatent/DE2148282A1/de
Priority to GB5636571Aprioritypatent/GB1358598A/en
Publication of JPS4948141B1publicationCriticalpatent/JPS4948141B1/ja