AU228845B2 - Improvements in or relating to electric discharge tubes having an indirectly-heated cathode - Google Patents

Improvements in or relating to electric discharge tubes having an indirectly-heated cathode

Info

Publication number
AU228845B2
AU228845B2 AU42497/58A AU4249758A AU228845B2 AU 228845 B2 AU228845 B2 AU 228845B2 AU 42497/58 A AU42497/58 A AU 42497/58A AU 4249758 A AU4249758 A AU 4249758A AU 228845 B2 AU228845 B2 AU 228845B2
Authority
AU
Australia
Prior art keywords
indirectly
relating
electric discharge
discharge tubes
heated cathode
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
AU42497/58A
Other versions
AU4249758A (en
Inventor
Kuipers and Jan Vander Poel Minne
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU4249758A publication Critical patent/AU4249758A/en
Publication of AU228845B2 publication Critical patent/AU228845B2/en
Expired legal-status Critical Current

Links

AU42497/58A 1958-10-20 Improvements in or relating to electric discharge tubes having an indirectly-heated cathode Expired AU228845B2 (en)

Publications (2)

Publication Number Publication Date
AU4249758A AU4249758A (en) 1959-04-23
AU228845B2 true AU228845B2 (en) 1959-04-23

Family

ID=

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