FR605172A - Incandescent electric lamp - Google Patents

Incandescent electric lamp

Info

Publication number
FR605172A
FR605172A FR605172DA FR605172A FR 605172 A FR605172 A FR 605172A FR 605172D A FR605172D A FR 605172DA FR 605172 A FR605172 A FR 605172A
Authority
FR
France
Prior art keywords
electric lamp
incandescent electric
incandescent
lamp
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)
Inventor
Andre-Albert Samuel
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 filed Critical
Application granted granted Critical
Publication of FR605172A publication Critical patent/FR605172A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
FR605172D 1925-01-22 1925-01-22 Incandescent electric lamp Expired FR605172A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR605172T 1925-01-22

Publications (1)

Publication Number Publication Date
FR605172A true FR605172A (en) 1926-05-20

Family

ID=8973790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR605172D Expired FR605172A (en) 1925-01-22 1925-01-22 Incandescent electric lamp

Country Status (2)

Country Link
FR (1) FR605172A (en)
GB (1) GB246504A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2454765A (en) * 1944-09-28 1948-11-30 Tung Sol Lamp Works Inc Electric head lamp projector and incandescent lamp therefor
US20070182326A1 (en) * 2004-03-17 2007-08-09 Koninklijke Philips Electronics, N.V. Filament lamp comprising two coiled filaments and a lamp assembly
DE102008059292A1 (en) * 2008-11-27 2010-06-02 Osram Gesellschaft mit beschränkter Haftung Incandescent lamp has filament arranged in lamp bulb, where filament has multiple filament sections which are connected with each other, and each filament section forms coiled section

Also Published As

Publication number Publication date
GB246504A (en) 1926-05-13

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