AU384354A - An improved thoriated tungsten filament type valve - Google Patents

An improved thoriated tungsten filament type valve

Info

Publication number
AU384354A
AU384354A AU3843/54A AU384354A AU384354A AU 384354 A AU384354 A AU 384354A AU 3843/54 A AU3843/54 A AU 3843/54A AU 384354 A AU384354 A AU 384354A AU 384354 A AU384354 A AU 384354A
Authority
AU
Australia
Prior art keywords
improved
type valve
tungsten filament
filament type
thoriated tungsten
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
AU3843/54A
Other versions
AU203279B2 (en
Inventor
J. Atlee Zed
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.)
W Watson and Sons Ltd
Original Assignee
W Watson and Sons Ltd
Filing date
Publication date
Application filed by W Watson and Sons Ltd filed Critical W Watson and Sons Ltd
Application granted granted Critical
Publication of AU384354A publication Critical patent/AU384354A/en
Publication of AU203279B2 publication Critical patent/AU203279B2/en
Expired legal-status Critical Current

Links

AU3843/54A 1954-10-14 An improved thoriated tungsten filament type valve Expired AU203279B2 (en)

Publications (2)

Publication Number Publication Date
AU384354A true AU384354A (en) 1955-04-21
AU203279B2 AU203279B2 (en) 1955-04-21

Family

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