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AU107787B2 - Improvements in or relating to cathode ray tubes having beam focussing means - Google Patents

Improvements in or relating to cathode ray tubes having beam focussing means

Info

Publication number
AU107787B2
AU107787B2 AU2586/38A AU258638A AU107787B2 AU 107787 B2 AU107787 B2 AU 107787B2 AU 2586/38 A AU2586/38 A AU 2586/38A AU 258638 A AU258638 A AU 258638A AU 107787 B2 AU107787 B2 AU 107787B2
Authority
AU
Australia
Prior art keywords
relating
cathode ray
ray tubes
focussing means
beam focussing
Prior art date
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 - Lifetime
Application number
AU2586/38A
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
Marconis Wireless Telegraph Co Ltd
Filing date
Publication of AU107787B2 publication Critical patent/AU107787B2/en
Application filed by Marconis Wireless Telegraph Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU2586/38A 1938-06-21 Improvements in or relating to cathode ray tubes having beam focussing means Expired - Lifetime AU107787B2 (en)

Publications (1)

Publication Number Publication Date
AU107787B2 true AU107787B2 (en)

Family

ID=

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