FR1288492A - Further development of indirectly heated cathodes for electron tubes - Google Patents

Further development of indirectly heated cathodes for electron tubes

Info

Publication number
FR1288492A
FR1288492A FR860629A FR860629A FR1288492A FR 1288492 A FR1288492 A FR 1288492A FR 860629 A FR860629 A FR 860629A FR 860629 A FR860629 A FR 860629A FR 1288492 A FR1288492 A FR 1288492A
Authority
FR
France
Prior art keywords
further development
indirectly heated
electron tubes
heated cathodes
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
FR860629A
Other languages
French (fr)
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB15588/60A external-priority patent/GB900170A/en
Application filed by Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to FR860629A priority Critical patent/FR1288492A/en
Application granted granted Critical
Publication of FR1288492A publication Critical patent/FR1288492A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR860629A 1960-05-03 1961-05-03 Further development of indirectly heated cathodes for electron tubes Expired FR1288492A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR860629A FR1288492A (en) 1960-05-03 1961-05-03 Further development of indirectly heated cathodes for electron tubes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB15588/60A GB900170A (en) 1960-05-03 1960-05-03 Improvements relating to indirectly heated cathodes
FR860629A FR1288492A (en) 1960-05-03 1961-05-03 Further development of indirectly heated cathodes for electron tubes

Publications (1)

Publication Number Publication Date
FR1288492A true FR1288492A (en) 1962-03-24

Family

ID=26190355

Family Applications (1)

Application Number Title Priority Date Filing Date
FR860629A Expired FR1288492A (en) 1960-05-03 1961-05-03 Further development of indirectly heated cathodes for electron tubes

Country Status (1)

Country Link
FR (1) FR1288492A (en)

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