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FR789199A - Electric discharge tubes - Google Patents

Electric discharge tubes

Info

Publication number
FR789199A
FR789199A FR789199DA FR789199A FR 789199 A FR789199 A FR 789199A FR 789199D A FR789199D A FR 789199DA FR 789199 A FR789199 A FR 789199A
Authority
FR
France
Prior art keywords
electric discharge
discharge tubes
tubes
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.)
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 FR789199A publication Critical patent/FR789199A/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
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/547—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode outside the vessel
FR789199D 1934-05-03 1935-04-23 Electric discharge tubes Expired FR789199A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE429010X 1934-05-03

Publications (1)

Publication Number Publication Date
FR789199A true FR789199A (en) 1935-10-24

Family

ID=6477548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR789199D Expired FR789199A (en) 1934-05-03 1935-04-23 Electric discharge tubes

Country Status (5)

Country Link
US (1) US2200950A (en)
BE (1) BE409117A (en)
FR (1) FR789199A (en)
GB (1) GB429010A (en)
NL (1) NL41541C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0731498Y2 (en) * 1991-06-27 1995-07-19 スタンレー電気株式会社 Cold cathode tube

Also Published As

Publication number Publication date
US2200950A (en) 1940-05-14
NL41541C (en)
GB429010A (en) 1935-05-22
BE409117A (en)

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