AU135205B2 - Improvements in or relating to devices for focussing an electron beam - Google Patents

Improvements in or relating to devices for focussing an electron beam

Info

Publication number
AU135205B2
AU135205B2 AU9298/47A AU929847A AU135205B2 AU 135205 B2 AU135205 B2 AU 135205B2 AU 9298/47 A AU9298/47 A AU 9298/47A AU 929847 A AU929847 A AU 929847A AU 135205 B2 AU135205 B2 AU 135205B2
Authority
AU
Australia
Prior art keywords
focussing
relating
devices
electron beam
electron
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
Application number
AU9298/47A
Other versions
AU929847A (en
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU135205B2 publication Critical patent/AU135205B2/en
Publication of AU929847A publication Critical patent/AU929847A/en
Expired legal-status Critical Current

Links

AU9298/47A 1947-01-08 Improvements in or relating to devices for focussing an electron beam Expired AU135205B2 (en)

Publications (2)

Publication Number Publication Date
AU135205B2 true AU135205B2 (en) 1947-03-06
AU929847A AU929847A (en) 1947-03-06

Family

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