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FR825866A - Metal vapor discharge tube - Google Patents

Metal vapor discharge tube

Info

Publication number
FR825866A
FR825866A FR825866DA FR825866A FR 825866 A FR825866 A FR 825866A FR 825866D A FR825866D A FR 825866DA FR 825866 A FR825866 A FR 825866A
Authority
FR
France
Prior art keywords
discharge tube
metal vapor
vapor discharge
metal
tube
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 FR825866A publication Critical patent/FR825866A/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
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/28—Means for producing, introducing, or replenishing gas or vapour during operation of the lamp
FR825866D 1936-08-26 1937-08-24 Metal vapor discharge tube Expired FR825866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE481265X 1936-08-26

Publications (1)

Publication Number Publication Date
FR825866A true FR825866A (en) 1938-03-16

Family

ID=6542648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR825866D Expired FR825866A (en) 1936-08-26 1937-08-24 Metal vapor discharge tube

Country Status (3)

Country Link
FR (1) FR825866A (en)
GB (1) GB481265A (en)
NL (1) NL47374C (en)

Also Published As

Publication number Publication date
GB481265A (en) 1938-03-08
NL47374C (en)

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