FR783718A - Improvements to discharge tubes - Google Patents

Improvements to discharge tubes

Info

Publication number
FR783718A
FR783718A FR783718DA FR783718A FR 783718 A FR783718 A FR 783718A FR 783718D A FR783718D A FR 783718DA FR 783718 A FR783718 A FR 783718A
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
Original Assignee
Compagnie des Lampes
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 filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR783718A publication Critical patent/FR783718A/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
    • H01J61/30—Vessels; Containers
    • H01J61/34—Double-wall vessels or containers
FR783718D 1934-01-08 1935-01-07 Improvements to discharge tubes Expired FR783718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB67434A GB434720A (en) 1934-01-08 1934-01-08 Improvements in and relating to electric discharge lamps

Publications (1)

Publication Number Publication Date
FR783718A true FR783718A (en) 1935-07-18

Family

ID=9708537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR783718D Expired FR783718A (en) 1934-01-08 1935-01-07 Improvements to discharge tubes

Country Status (2)

Country Link
FR (1) FR783718A (en)
GB (1) GB434720A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0334444A1 (en) * 1988-03-25 1989-09-27 Koninklijke Philips Electronics N.V. Electric gas discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0334444A1 (en) * 1988-03-25 1989-09-27 Koninklijke Philips Electronics N.V. Electric gas discharge lamp

Also Published As

Publication number Publication date
GB434720A (en) 1935-09-09

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