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.)
Expired
Application number
GB863560A
Inventor
Ian Robertson Sinclair
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.)
Teledyne UK Ltd
Original Assignee
English Electric Valve 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 English Electric Valve Co LtdfiledCriticalEnglish Electric Valve Co Ltd
Priority to GB863560ApriorityCriticalpatent/GB916078A/en
Priority to FR855228Aprioritypatent/FR1290372A/en
Publication of GB916078ApublicationCriticalpatent/GB916078A/en
Common Detailed Techniques For Electron Tubes Or Discharge Tubes
(AREA)
Abstract
916,078. Photo-electric cells. ENGLISH ELECTRIC VALVE CO. Ltd. Dec. 6, 1960 [March 11, 1960], No. 8635/60. Class 39 (1). A light-sensitive relay tube includes a photocathode 2, a grid or mesh 14 coated with a layer, e.g. of magnesium oxide, exhibiting the " Malter " thin film field emission effect under electron bombardment, and a collector electrode 17. The grid or mesh 14 may be mounted across a supporting ring or cylinder, as shown.
GB863560A1960-03-111960-03-11Improvements in or relating to light sensitive relay tubes
ExpiredGB916078A
(en)