FR581745A - Multiple filament lamp - Google Patents

Multiple filament lamp

Info

Publication number
FR581745A
FR581745A FR581745DA FR581745A FR 581745 A FR581745 A FR 581745A FR 581745D A FR581745D A FR 581745DA FR 581745 A FR581745 A FR 581745A
Authority
FR
France
Prior art keywords
filament lamp
multiple filament
lamp
filament
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
Alvaro Mullor
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 FR581745A publication Critical patent/FR581745A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
    • H01K9/02—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies
    • H01K9/04—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies with built-in manually operated switch
FR581745D 1924-05-16 1924-05-16 Multiple filament lamp Expired FR581745A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR581745T 1924-05-16

Publications (1)

Publication Number Publication Date
FR581745A true FR581745A (en) 1924-12-04

Family

ID=8957599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR581745D Expired FR581745A (en) 1924-05-16 1924-05-16 Multiple filament lamp

Country Status (1)

Country Link
FR (1) FR581745A (en)

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