FR820595A - Improvements to discharge tubes - Google Patents

Improvements to discharge tubes

Info

Publication number
FR820595A
FR820595A FR820595DA FR820595A FR 820595 A FR820595 A FR 820595A FR 820595D A FR820595D A FR 820595DA FR 820595 A FR820595 A FR 820595A
Authority
FR
France
Prior art keywords
discharge tubes
tubes
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.)
Compagnie des Lampes
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie des Lampes
Compagnie Francaise Thomson Houston SA
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 Compagnie des Lampes, Compagnie Francaise Thomson Houston SA filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR820595A publication Critical patent/FR820595A/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
    • H01J61/10—Shields, screens, or guides for influencing the discharge
    • H01J61/103—Shields, screens or guides arranged to extend the discharge path
FR820595D 1936-04-16 1937-04-14 Improvements to discharge tubes Expired FR820595A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1096136A GB468982A (en) 1936-04-16 1936-04-16 Improvements in and relating to electric discharge lamps

Publications (1)

Publication Number Publication Date
FR820595A true FR820595A (en) 1937-11-15

Family

ID=9977480

Family Applications (1)

Application Number Title Priority Date Filing Date
FR820595D Expired FR820595A (en) 1936-04-16 1937-04-14 Improvements to discharge tubes

Country Status (3)

Country Link
DE (1) DE665803C (en)
FR (1) FR820595A (en)
GB (1) GB468982A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE906359C (en) * 1939-01-12 1954-03-11 Ulrich W Doering Gas- and / or vapor-filled electrical discharge tubes serving to emit light
DE906245C (en) * 1950-06-22 1954-03-11 Paul Jahn Dipl Ing Luminescent lamp
DE949360C (en) * 1952-01-11 1956-09-20 Patra Patent Treuhand Electric gas discharge lamp, in particular fluorescent lamp

Also Published As

Publication number Publication date
GB468982A (en) 1937-07-16
DE665803C (en) 1938-10-05

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