CH260185A - Process for the manufacture of electron emission electrodes. - Google Patents

Process for the manufacture of electron emission electrodes.

Info

Publication number
CH260185A
CH260185A CH260185DA CH260185A CH 260185 A CH260185 A CH 260185A CH 260185D A CH260185D A CH 260185DA CH 260185 A CH260185 A CH 260185A
Authority
CH
Switzerland
Prior art keywords
manufacture
electron emission
emission electrodes
electrodes
electron
Prior art date
Application number
Other languages
French (fr)
Inventor
S A Standard Telephone E Radio
Original Assignee
Standard Telephone & Radio Sa
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
Application filed by Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH260185A publication Critical patent/CH260185A/en

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
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
    • H01J9/125—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes of secondary emission electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/32—Secondary emission electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
CH260185D 1941-07-11 1943-03-25 Process for the manufacture of electron emission electrodes. CH260185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR260185X 1941-07-11

Publications (1)

Publication Number Publication Date
CH260185A true CH260185A (en) 1949-02-28

Family

ID=8884958

Family Applications (1)

Application Number Title Priority Date Filing Date
CH260185D CH260185A (en) 1941-07-11 1943-03-25 Process for the manufacture of electron emission electrodes.

Country Status (3)

Country Link
BE (1) BE447593A (en)
CH (1) CH260185A (en)
FR (1) FR959704A (en)

Also Published As

Publication number Publication date
BE447593A (en)
FR959704A (en) 1950-04-04

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