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Priority claimed from US06/032,252external-prioritypatent/US4234824A/en
Application filed by Rca CorporationfiledCriticalRca Corporation
Priority claimed from EP80300023Aexternal-prioritypatent/EP0013598B1/en
Application grantedgrantedCritical
Publication of ATE1618T1publicationCriticalpatent/ATE1618T1/en