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Priority claimed from JP1981090772Uexternal-prioritypatent/JPS57202781U/ja
Priority claimed from JP1981168875Uexternal-prioritypatent/JPS5873993U/ja
Application filed by Mitsubishi Electric CorpfiledCriticalMitsubishi Electric Corp
Publication of IT8248657A0publicationCriticalpatent/IT8248657A0/it
Application grantedgrantedCritical
Publication of IT1148607BpublicationCriticalpatent/IT1148607B/it