FR345813A - Incandescent electric lamp - Google Patents

Incandescent electric lamp

Info

Publication number
FR345813A
FR345813A FR345813DA FR345813A FR 345813 A FR345813 A FR 345813A FR 345813D A FR345813D A FR 345813DA FR 345813 A FR345813 A FR 345813A
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
James Wiley Phelps
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR345813A publication Critical patent/FR345813A/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
FR345813D 1904-08-24 1904-08-24 Incandescent electric lamp Expired FR345813A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR345813T 1904-08-24

Publications (1)

Publication Number Publication Date
FR345813A true FR345813A (en) 1904-12-17

Family

ID=1394576

Family Applications (1)

Application Number Title Priority Date Filing Date
FR345813D Expired FR345813A (en) 1904-08-24 1904-08-24 Incandescent electric lamp

Country Status (1)

Country Link
FR (1) FR345813A (en)

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