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Priority claimed from JP21859486Aexternal-prioritypatent/JPS6376217A/en
Priority claimed from JP14191586Uexternal-prioritypatent/JPS6347562U/ja
Application filed by Mitsubishi Electric CorpfiledCriticalMitsubishi Electric Corp
Publication of IT8721917A0publicationCriticalpatent/IT8721917A0/en
Application grantedgrantedCritical
Publication of IT1231228BpublicationCriticalpatent/IT1231228B/en