Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co Ltd
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.)
Filing date
Publication date
Application filed by Marconi Co LtdfiledCriticalMarconi Co Ltd
Priority to GB802665ApriorityCriticalpatent/GB1114931A/en
Priority to SE128566Aprioritypatent/SE337427B/xx
Publication of GB1114931ApublicationCriticalpatent/GB1114931A/en