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Priority claimed from US06/646,104external-prioritypatent/US4577225A/en
Priority claimed from US06/646,182external-prioritypatent/US4580163A/en
Application filed by Rca Licensing CorpfiledCriticalRca Licensing Corp
Priority claimed from EP85306008Aexternal-prioritypatent/EP0176239B1/de
Application grantedgrantedCritical
Publication of ATE48357T1publicationCriticalpatent/ATE48357T1/de