AU210335B2 - Improvements in or relating to electric discharge tubes having directly heated cathodes - Google Patents

Improvements in or relating to electric discharge tubes having directly heated cathodes

Info

Publication number
AU210335B2
AU210335B2 AU17098/56A AU1709856A AU210335B2 AU 210335 B2 AU210335 B2 AU 210335B2 AU 17098/56 A AU17098/56 A AU 17098/56A AU 1709856 A AU1709856 A AU 1709856A AU 210335 B2 AU210335 B2 AU 210335B2
Authority
AU
Australia
Prior art keywords
relating
electric discharge
discharge tubes
directly heated
heated cathodes
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
AU17098/56A
Other versions
AU1709856A (en
Inventor
Gerardus Dorchin Eduard
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 AU210335B2 publication Critical patent/AU210335B2/en
Publication of AU1709856A publication Critical patent/AU1709856A/en
Expired legal-status Critical Current

Links

AU17098/56A 1956-03-29 Improvements in or relating to electric discharge tubes having directly heated cathodes Expired AU210335B2 (en)

Publications (2)

Publication Number Publication Date
AU210335B2 true AU210335B2 (en) 1956-10-04
AU1709856A AU1709856A (en) 1956-10-04

Family

ID=

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