FR45454E - Improvements to arc lamps fitted with metal electrodes - Google Patents

Improvements to arc lamps fitted with metal electrodes

Info

Publication number
FR45454E
FR45454E FR45454DA FR45454E FR 45454 E FR45454 E FR 45454E FR 45454D A FR45454D A FR 45454DA FR 45454 E FR45454 E FR 45454E
Authority
FR
France
Prior art keywords
metal electrodes
arc lamps
lamps fitted
fitted
arc
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 FR45454E publication Critical patent/FR45454E/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
FR45454D 1933-11-01 1934-10-31 Improvements to arc lamps fitted with metal electrodes Expired FR45454E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US426186XA 1933-11-01 1933-11-01

Publications (1)

Publication Number Publication Date
FR45454E true FR45454E (en) 1935-09-12

Family

ID=21922876

Family Applications (1)

Application Number Title Priority Date Filing Date
FR45454D Expired FR45454E (en) 1933-11-01 1934-10-31 Improvements to arc lamps fitted with metal electrodes

Country Status (2)

Country Link
FR (1) FR45454E (en)
GB (1) GB426186A (en)

Also Published As

Publication number Publication date
GB426186A (en) 1935-03-28

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