FR974276A - Electric tube with gas discharge - Google Patents

Electric tube with gas discharge

Info

Publication number
FR974276A
FR974276A FR974276DA FR974276A FR 974276 A FR974276 A FR 974276A FR 974276D A FR974276D A FR 974276DA FR 974276 A FR974276 A FR 974276A
Authority
FR
France
Prior art keywords
gas discharge
electric 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.)
ELECTRONIC TUBES Ltd
Original Assignee
ELECTRONIC TUBES 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 ELECTRONIC TUBES Ltd filed Critical ELECTRONIC TUBES Ltd
Application granted granted Critical
Publication of FR974276A publication Critical patent/FR974276A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
    • H01J17/066—Cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
    • H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups
FR974276D 1947-11-07 1948-10-25 Electric tube with gas discharge Expired FR974276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB974276X 1947-11-07

Publications (1)

Publication Number Publication Date
FR974276A true FR974276A (en) 1951-02-20

Family

ID=10824435

Family Applications (1)

Application Number Title Priority Date Filing Date
FR974276D Expired FR974276A (en) 1947-11-07 1948-10-25 Electric tube with gas discharge

Country Status (1)

Country Link
FR (1) FR974276A (en)

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