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FR950547A - Electric discharge lamp - Google Patents

Electric discharge lamp

Info

Publication number
FR950547A
FR950547A FR950547DA FR950547A FR 950547 A FR950547 A FR 950547A FR 950547D A FR950547D A FR 950547DA FR 950547 A FR950547 A FR 950547A
Authority
FR
France
Prior art keywords
discharge lamp
electric discharge
electric
lamp
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products Inc
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 Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Application granted granted Critical
Publication of FR950547A publication Critical patent/FR950547A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0672—Main electrodes for low-pressure discharge lamps characterised by the construction of the electrode
FR950547D 1939-02-15 1947-07-31 Electric discharge lamp Expired FR950547A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US256498A US2266800A (en) 1939-02-15 1939-02-15 Electric discharge lamp

Publications (1)

Publication Number Publication Date
FR950547A true FR950547A (en) 1949-09-29

Family

ID=22972455

Family Applications (1)

Application Number Title Priority Date Filing Date
FR950547D Expired FR950547A (en) 1939-02-15 1947-07-31 Electric discharge lamp

Country Status (4)

Country Link
US (1) US2266800A (en)
BE (1) BE481281A (en)
FR (1) FR950547A (en)
GB (1) GB646386A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE510237A (en) * 1951-03-29

Also Published As

Publication number Publication date
BE481281A (en)
US2266800A (en) 1941-12-23
GB646386A (en) 1950-11-22

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