FR792318A - Manufacturing process for photoelectric electrodes - Google Patents

Manufacturing process for photoelectric electrodes

Info

Publication number
FR792318A
FR792318A FR792318DA FR792318A FR 792318 A FR792318 A FR 792318A FR 792318D A FR792318D A FR 792318DA FR 792318 A FR792318 A FR 792318A
Authority
FR
France
Prior art keywords
manufacturing process
photoelectric
electrodes
photoelectric electrodes
manufacturing
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
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR792318A publication Critical patent/FR792318A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
    • H01J40/02—Details
    • H01J40/04—Electrodes
    • H01J40/06—Photo-emissive cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/001—Non-constructive schematic arrangements
FR792318D 1934-07-26 1935-07-10 Manufacturing process for photoelectric electrodes Expired FR792318A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE792318X 1934-07-26
DE435169X 1934-07-26
DE2045637X 1934-07-26

Publications (1)

Publication Number Publication Date
FR792318A true FR792318A (en) 1935-12-28

Family

ID=27205951

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792318D Expired FR792318A (en) 1934-07-26 1935-07-10 Manufacturing process for photoelectric electrodes

Country Status (2)

Country Link
FR (1) FR792318A (en)
GB (1) GB435169A (en)

Also Published As

Publication number Publication date
GB435169A (en) 1935-09-16

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