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Priority to JP2510778UpriorityCriticalpatent/JPS5755924Y2/ja
Priority to US06/015,622prioritypatent/US4256069A/en
Publication of JPS54127946UpublicationCriticalpatent/JPS54127946U/ja
Application grantedgrantedCritical
Publication of JPS5755924Y2publicationCriticalpatent/JPS5755924Y2/ja