AU209531B2 - Improved method of manufacturing indirectly heated cathodes for use in electric discharge tubes - Google Patents

Improved method of manufacturing indirectly heated cathodes for use in electric discharge tubes

Info

Publication number
AU209531B2
AU209531B2 AU15712/56A AU1571256A AU209531B2 AU 209531 B2 AU209531 B2 AU 209531B2 AU 15712/56 A AU15712/56 A AU 15712/56A AU 1571256 A AU1571256 A AU 1571256A AU 209531 B2 AU209531 B2 AU 209531B2
Authority
AU
Australia
Prior art keywords
electric discharge
improved method
discharge tubes
indirectly 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
AU15712/56A
Other versions
AU1571256A (en
Inventor
Josephus Franciscus Danis and Gerard Charles Antoine Maria Mouris Johannes Christiaan Duran
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 AU1571256A publication Critical patent/AU1571256A/en
Publication of AU209531B2 publication Critical patent/AU209531B2/en
Expired legal-status Critical Current

Links

AU15712/56A 1956-02-06 Improved method of manufacturing indirectly heated cathodes for use in electric discharge tubes Expired AU209531B2 (en)

Publications (2)

Publication Number Publication Date
AU1571256A AU1571256A (en) 1956-08-09
AU209531B2 true AU209531B2 (en) 1956-08-09

Family

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