FR861887A - electrode for electric discharge tubes - Google Patents

electrode for electric discharge tubes

Info

Publication number
FR861887A
FR861887A FR861887DA FR861887A FR 861887 A FR861887 A FR 861887A FR 861887D A FR861887D A FR 861887DA FR 861887 A FR861887 A FR 861887A
Authority
FR
France
Prior art keywords
electrode
electric discharge
discharge tubes
tubes
electric
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.)
Claude Paz et Visseaux SA
Original Assignee
Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
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 Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva filed Critical Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
Application granted granted Critical
Publication of FR861887A publication Critical patent/FR861887A/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
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
FR861887D 1938-12-12 1939-11-25 electrode for electric discharge tubes Expired FR861887A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU223649X 1938-12-12

Publications (1)

Publication Number Publication Date
FR861887A true FR861887A (en) 1941-02-19

Family

ID=19732406

Family Applications (1)

Application Number Title Priority Date Filing Date
FR861887D Expired FR861887A (en) 1938-12-12 1939-11-25 electrode for electric discharge tubes

Country Status (4)

Country Link
BE (1) BE437154A (en)
CH (1) CH223649A (en)
FR (1) FR861887A (en)
GB (1) GB519362A (en)

Also Published As

Publication number Publication date
GB519362A (en) 1940-03-21
CH223649A (en) 1942-09-30
BE437154A (en)

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