FR41261E - Electric discharge tube - Google Patents

Electric discharge tube

Info

Publication number
FR41261E
FR41261E FR41261DA FR41261E FR 41261 E FR41261 E FR 41261E FR 41261D A FR41261D A FR 41261DA FR 41261 E FR41261 E FR 41261E
Authority
FR
France
Prior art keywords
electric discharge
discharge tube
tube
electric
discharge
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 FR41261E publication Critical patent/FR41261E/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
    • 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
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0019—Chemical composition and manufacture
    • H01J2893/002—Chemical composition and manufacture chemical
FR41261D 1931-11-05 1931-11-05 Electric discharge tube Expired FR41261E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR41261T 1931-11-05

Publications (1)

Publication Number Publication Date
FR41261E true FR41261E (en) 1932-12-02

Family

ID=8677440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR41261D Expired FR41261E (en) 1931-11-05 1931-11-05 Electric discharge tube

Country Status (1)

Country Link
FR (1) FR41261E (en)

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