FR1122559A - Grid for electron tubes - Google Patents

Grid for electron tubes

Info

Publication number
FR1122559A
FR1122559A FR1122559DA FR1122559A FR 1122559 A FR1122559 A FR 1122559A FR 1122559D A FR1122559D A FR 1122559DA FR 1122559 A FR1122559 A FR 1122559A
Authority
FR
France
Prior art keywords
grid
electron tubes
tubes
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)
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 FR1122559A publication Critical patent/FR1122559A/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
    • H01J19/38—Control electrodes, e.g. grid
FR1122559D 1954-04-14 1955-04-12 Grid for electron tubes Expired FR1122559A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1122559X 1954-04-14

Publications (1)

Publication Number Publication Date
FR1122559A true FR1122559A (en) 1956-09-10

Family

ID=7724776

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1122559D Expired FR1122559A (en) 1954-04-14 1955-04-12 Grid for electron tubes

Country Status (1)

Country Link
FR (1) FR1122559A (en)

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