FR778265A - Triple intensity electric lamp - Google Patents

Triple intensity electric lamp

Info

Publication number
FR778265A
FR778265A FR778265DA FR778265A FR 778265 A FR778265 A FR 778265A FR 778265D A FR778265D A FR 778265DA FR 778265 A FR778265 A FR 778265A
Authority
FR
France
Prior art keywords
electric lamp
intensity electric
triple
triple intensity
lamp
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
Labianca Jean Auguste
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 FR778265A publication Critical patent/FR778265A/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
FR778265D 1934-09-12 1934-09-12 Triple intensity electric lamp Expired FR778265A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR778265T 1934-09-12

Publications (1)

Publication Number Publication Date
FR778265A true FR778265A (en) 1935-03-13

Family

ID=9202077

Family Applications (1)

Application Number Title Priority Date Filing Date
FR778265D Expired FR778265A (en) 1934-09-12 1934-09-12 Triple intensity electric lamp

Country Status (1)

Country Link
FR (1) FR778265A (en)

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