Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Ogden Electronics Ltd.filedCriticalOgden Electronics Ltd.
Priority claimed from EP81301142Aexternal-prioritypatent/EP0036333B1/en
Application grantedgrantedCritical
Publication of ATE7964T1publicationCriticalpatent/ATE7964T1/en