FR530186A - Multiple incandescent electric lamp - Google Patents

Multiple incandescent electric lamp

Info

Publication number
FR530186A
FR530186A FR530186DA FR530186A FR 530186 A FR530186 A FR 530186A FR 530186D A FR530186D A FR 530186DA FR 530186 A FR530186 A FR 530186A
Authority
FR
France
Prior art keywords
electric lamp
incandescent electric
multiple incandescent
lamp
incandescent
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
Nathan Wise
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 FR530186A publication Critical patent/FR530186A/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S29/00—Metal working
    • Y10S29/054—Fluid control interrelated with machine tool mechanism
FR530186D 1919-02-07 1921-01-26 Multiple incandescent electric lamp Expired FR530186A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US275586A US1445120A (en) 1919-02-07 1919-02-07 Multiple incandescent electric lamp

Publications (1)

Publication Number Publication Date
FR530186A true FR530186A (en) 1921-12-17

Family

ID=23052973

Family Applications (1)

Application Number Title Priority Date Filing Date
FR530186D Expired FR530186A (en) 1919-02-07 1921-01-26 Multiple incandescent electric lamp

Country Status (2)

Country Link
US (1) US1445120A (en)
FR (1) FR530186A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786937A (en) * 1952-09-26 1957-03-26 Arnejo Anthony Bulb mounting for headlamp reflector
US2999220A (en) * 1958-09-25 1961-09-05 Westinghouse Electric Corp Lamp base
US4121134A (en) * 1977-10-27 1978-10-17 James Francis Fontenelle Rotatable multiple filament lamp and socket adapter

Also Published As

Publication number Publication date
US1445120A (en) 1923-02-13

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