FR588948A - Perfectionnements aux lampes à incandescence - Google Patents

Perfectionnements aux lampes à incandescence

Info

Publication number
FR588948A
FR588948A FR588948DA FR588948A FR 588948 A FR588948 A FR 588948A FR 588948D A FR588948D A FR 588948DA FR 588948 A FR588948 A FR 588948A
Authority
FR
France
Prior art keywords
incandescent lamp
incandescent
lamp
lamp improvements
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
English (en)
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 FR588948A publication Critical patent/FR588948A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/52Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H01K1/56Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
FR588948D 1914-02-05 1921-09-03 Perfectionnements aux lampes à incandescence Expired FR588948A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US588948XA 1914-02-05 1914-02-05

Publications (1)

Publication Number Publication Date
FR588948A true FR588948A (fr) 1925-05-18

Family

ID=22019570

Family Applications (1)

Application Number Title Priority Date Filing Date
FR588948D Expired FR588948A (fr) 1914-02-05 1921-09-03 Perfectionnements aux lampes à incandescence

Country Status (1)

Country Link
FR (1) FR588948A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092780A3 (en) * 1982-04-28 1984-10-03 Gte Products Corporation Tungsten-halogen lamp with metal additive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092780A3 (en) * 1982-04-28 1984-10-03 Gte Products Corporation Tungsten-halogen lamp with metal additive

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