FR914686A - Electric discharge device - Google Patents

Electric discharge device

Info

Publication number
FR914686A
FR914686A FR914686DA FR914686A FR 914686 A FR914686 A FR 914686A FR 914686D A FR914686D A FR 914686DA FR 914686 A FR914686 A FR 914686A
Authority
FR
France
Prior art keywords
discharge device
electric discharge
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Application granted granted Critical
Publication of FR914686A publication Critical patent/FR914686A/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
    • 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
    • H01J2893/0011—Non-emitting electrodes
FR914686D 1944-02-28 1945-09-20 Electric discharge device Expired FR914686A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB914686X 1944-02-28

Publications (1)

Publication Number Publication Date
FR914686A true FR914686A (en) 1946-10-15

Family

ID=10707241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR914686D Expired FR914686A (en) 1944-02-28 1945-09-20 Electric discharge device

Country Status (1)

Country Link
FR (1) FR914686A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140418A (en) * 1961-03-07 1964-07-07 Rca Corp Stem and envelope for electron discharge devices
US4701667A (en) * 1986-03-17 1987-10-20 North American Philips Corporation Expandable starting aid ring for fluorescent lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140418A (en) * 1961-03-07 1964-07-07 Rca Corp Stem and envelope for electron discharge devices
US4701667A (en) * 1986-03-17 1987-10-20 North American Philips Corporation Expandable starting aid ring for fluorescent lamp

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