DEP0020322DA - Circuit for feeding the filament of one (or more) grid-controlled discharge tubes with a directly heated cathode - Google Patents

Circuit for feeding the filament of one (or more) grid-controlled discharge tubes with a directly heated cathode

Info

Publication number
DEP0020322DA
DEP0020322DA DEP0020322DA DE P0020322D A DEP0020322D A DE P0020322DA DE P0020322D A DEP0020322D A DE P0020322DA
Authority
DE
Germany
Prior art keywords
filament
grid
feeding
circuit
discharge tubes
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
Other languages
German (de)
Inventor
Arien Hendrik Boerdijk
Johannes Marinus Lodevicus Eindhofen Jansen
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
Publication date

Links

Description

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Claims (1)

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