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FR625319A - Four electrode electron tube - Google Patents

Four electrode electron tube

Info

Publication number
FR625319A
FR625319A FR625319DA FR625319A FR 625319 A FR625319 A FR 625319A FR 625319D A FR625319D A FR 625319DA FR 625319 A FR625319 A FR 625319A
Authority
FR
France
Prior art keywords
electron tube
electrode electron
electrode
tube
electron
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)
Inventor
Joseph Bethenod
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 filed Critical
Application granted granted Critical
Publication of FR625319A publication Critical patent/FR625319A/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
    • 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
FR625319D 1926-03-12 1926-03-12 Four electrode electron tube Expired FR625319A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR625319T 1926-03-12

Publications (1)

Publication Number Publication Date
FR625319A true FR625319A (en) 1927-08-08

Family

ID=8987633

Family Applications (1)

Application Number Title Priority Date Filing Date
FR625319D Expired FR625319A (en) 1926-03-12 1926-03-12 Four electrode electron tube

Country Status (1)

Country Link
FR (1) FR625319A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0200277A1 (en) * 1985-05-02 1986-11-05 Koninklijke Philips Electronics N.V. Electron tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0200277A1 (en) * 1985-05-02 1986-11-05 Koninklijke Philips Electronics N.V. Electron tube
US4877996A (en) * 1985-05-02 1989-10-31 U.S. Philips Corporation Electron tube with control electrode remote from anode

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