FR946790A - Thermionic tube - Google Patents

Thermionic tube

Info

Publication number
FR946790A
FR946790A FR946790DA FR946790A FR 946790 A FR946790 A FR 946790A FR 946790D A FR946790D A FR 946790DA FR 946790 A FR946790 A FR 946790A
Authority
FR
France
Prior art keywords
thermionic tube
thermionic
tube
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.)
MO Valve Co Ltd
Original Assignee
MO Valve Co 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
Application filed by MO Valve Co Ltd filed Critical MO Valve Co Ltd
Application granted granted Critical
Publication of FR946790A publication Critical patent/FR946790A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/36—Tubes with flat electrodes, e.g. disc electrode
    • 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
    • H01J19/40—Screens for shielding
FR946790D 1946-02-27 1947-05-14 Thermionic tube Expired FR946790A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB946790X 1946-02-27

Publications (1)

Publication Number Publication Date
FR946790A true FR946790A (en) 1949-06-14

Family

ID=10767227

Family Applications (1)

Application Number Title Priority Date Filing Date
FR946790D Expired FR946790A (en) 1946-02-27 1947-05-14 Thermionic tube

Country Status (1)

Country Link
FR (1) FR946790A (en)

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